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Which of the following statements best describes a functional dependency? a . The data type of an attribute determines the data type of another attribute.

Which of the following statements best describes a functional dependency?
a. The data type of an attribute determines the data type of another attribute.
b. The value of an attribute determines the value of one or more other attributes.
c. The condition in which each row in the table is dependent on any subset of the key.
d. The value of one or more attributes deternines the value of one or more other attributes.
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