Question: How many foreign keys in the relational schema mapped from the Eaglerun Trucking Dispatcher ER diagram serve as a component of a primary key? EAGLERUN

How many foreign keys in the relational schema mapped from the Eaglerun Trucking Dispatcher ER diagram serve as a component of a primary key?
EAGLERUN TRUCKING DISPATCHER ERD
How many foreign keys in the relational schema mapped from the

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