LINE INV_NUMBER LINE_NUMBER PROD_CODE LINE_UNITS LINE_PRICE 1123-21UUY 2SRE-657UG 1QER-34256 1ZZX/3245Q 2SRE-657UG 3001278-AB Figure I 1001 1001 189.99 2.99 1002 1003 1003 1003 18.63 6.79 2.99 12.95 Based on Figure I draw an ER diagram. Identify and label the primary key(s) of each entity, foreign key(s) and their relationships.

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