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Suppose that in the real world there is an entity type with attributes A and B. Suppose that real world constraints dictate that for each
Suppose that in the real world there is an entity type with attributes A and B. Suppose that real world constraints dictate that for each value of A there is one value of B. Which of the following describe the relationship between A and B?
a. A determines B.
b. B determines A.
c. A and B are independent.
d. A and B are functionally dependent.
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