Answer to Question #222748 in Programming & Computer Science for janien

Question

Let U = {a, b, c, 1, 2}.

Let A = {1, c, 2}, B = {b, c, 1} and C = {a, c, 1, 2}.

Which one of the following relations is both a relation on C and on A?

•  A. {(1, a), (2, c), (c, c)}
•  B. {(a, 1), (1, 2), (a, c), (2, 2)}
•  C. {(1, 2), (2, c), (c, 1), (c, c)}
•  D. {(c, 2), (2, 2), (1, a), (c, c)}

Answer 1

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