If a relation is in 2NF then:
A. every candidate key is a primary key
B. every non-prime attribute is fully functionally dependent on each relation key
C. every attribute is functionally independent
D. every relational key is a primary key
Answer:B
If a relation is in 2NF then:
A. every candidate key is a primary key B. every non-prime attribute is fully functionally dependent on each relation key C. every attribute is functionally independent D. every relational key is a primary key