Question: Given the relational database below. a - ) what are the referential integrity constraints in this model? Write them in the form of FK PK

Given the relational database below.
a-)what are the referential integrity constraints in this model? Write them in the form of FK PK
Hint: A PK may consist of more than one attribute.
b-)Transform this relational databese model to its equivalent ER model. Hint : Notice which tables
transform to entities and which tables to relationships. Don't forget specify the cardinality constraints.
Given the relational database below. a-)what are the referential integrity constraints

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