Let us consider phone_number ,which can take single or several values . Treating phone_numberas an permits instructors to have several phone numbers (including zero) associated with them.

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Q.) Let us consider phone_number ,which can take single or several values . Treating phone_numberas an                    permits instructors to have several phone numbers (including zero) associated with them.

(A) entity

(B) attribute

(D) value

Correct answer : Option (A) - entity

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