Midterm Exam Spring21 The following are some of the classes you may need to computerize the billing system of a hospital: • personType class with data members to store a person's ID, name, age, and date of birth billType class with data members to store a patient's ID and a patient's hospital charges, such as pharmacy charges for medicine, doctor's fee, and room charges. patientType class with data members to store a patient's ID, age, date of birth, the date- when the patient was admitted to the hospital. chargesType class with data members to store pharmacy charges for medicine, doctor's fee, and room charges. 1. What should be the relationship between classes patientType and person Type? OThere is no relationship between them OComposition OInheritance

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