Which of the following is a valid collection

of equivale

by

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✪ Choose the correct option.

Which of the following is a valid collection

of equivalence classes for the following problem: An integer field

shall contain values from and including 1 to and including 15

A. Less than 1, 1 through 15, more than 15
B. Negative numbers, 1 through 15, above 15
C. Less than 1, 1 through 14, more than 15
D. Less than 0, 1 through 14, 15 and more