On which side of a many-one connection does the main key of one entity serve as a foreign key? On the side where a large number of relationships are defined From both sides On one hand, one...

On which side of a many-one connection does the main key of one entity serve as a foreign key?

On the side where a large number of relationships are defined

From both sides

On one hand, one relationship is defined; on the other hand, another relationship is defined.