CASE STUDY Study the DreamHome case study presented below to answer the following  questions DreamHome is a company that provides rental services to both home owners and  clients.  This case study describes the users’ requirements specification for the  DreamHome database system. Branches DreamHome has branch offices in cities throughout the United Kingdom. Each  branch office is allocated members of staff, including a Manager, who manages  the operations of the office. The data describing a branch office includes a unique  branch number, address (street, city, and postcode), telephone numbers (up to a  maximum of three), and the name of the member of staff who currently manages  the office. Additional data is held on each Manager, which includes the date that  the Manager assumed his or her position at the current branch office, and a  monthly bonus payment based upon his or her performance in the property for  rent market. Staff Members of staff with the role of Supervisor are responsible for the day-to-day  activities of an allocated group of staff called Assistants (up to a maximum of 10,  at any one time). Not all members of staff are assigned to a Supervisor. The data  stored regarding each member of staff includes staff number, name, address,  position, salary, name of Supervisor (where applicable), and the details of the  branch office at which a member of staff is currently working. The staff number is  unique across all branches of DreamHome. Properties for rent Each branch office offers a range of properties for rent. The data stored for each  property includes property number, address (street, city, postcode), type, number  of rooms, monthly rent, and the details of the property owner. The property  number is unique across all branch offices. The management of a property is  assigned to a member of staff whenever it is rented out or requires to be rented  out. A member of staff may manage a maximum of 100 properties for rent at any  one time. When a given property is available for rent, the property details will be displayed on the DreamHome Web site and, when necessary, as advertisements  in local and national newspapers. Property owners The details of property owners are also stored. There are two main types of  property owner: private owners and business owners. The data stored for private  owners include owner number, name, address, telephone number, email, and  password. The data stored on business owners includes name of business, type of  business, address, telephone number, email, password, and contact name. The  password will allow owners access to parts of the DreamHome database using the  Web. Clients DreamHome refers to members of the public interested in renting property as  clients. To become a client, a person must first register at a branch office of  DreamHome. The data stored on clients includes client number, name, telephone  number, email, preferred type of accommodation, and the maximum rent that  the client is prepared to pay. Also stored is the name of the member of staff who  processed the registration, the date the client joined, and some details on the  branch office at which the client registered. The client number is unique across all  DreamHome branches. Leases When a property is rented out, a lease is drawn up between the client and the  property. The data listed in detail on the lease includes lease number, client  number, name and address, property number and address, monthly rent, method  of payment, an indication of whether the deposit has been paid deposit  (calculated as twice the monthly rent), duration of lease, and the start and end  dates of the lease period. Newspapers When required, the details of properties for rent are advertised in local and  national newspapers. The data stored includes the property number, address,  type, number of rooms, rent, the date advertised, the name of the newspaper,  and the cost to advertise. The data stored on each newspaper includes the  newspaper name, address, telephone number, and contact name.   i. What are the main objects that need to be represented in the DreamHome database and what relationships do you think exist between these objects