What is the difference between a value table and a check table?

What is the difference between a value table and a check table?
A . A check table is defined in the domain, whereas a value table is defined in ‘―’ the data element
B . A value table is defined in the domain, whereas a check table is defined in ‘―’ the data element.
C . A value table is a check table after a foreign key is defined
D . No difference; they are the same thing.
E . A value table does not exist

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Answer: C