a second normal form (2nf) relation should
A.be in 1 nf
B.not have a composite Key
c.not have attributes dependent on key
D should not have transitive dependence
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Explanation:
A simply a relation in 2nf if it in INF and every Prime attribute of relation is dependent on the whole of every candidate Key . Note that it done not put any restriction on the non Prime to non Prime attribute dependency that is addressed in third normal form
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