Question

In the following which are functions from A to B, where A = {a, b, c} and B = {b, c, d}

(a) {(a, b)(a, d)(b, d),(c, c)}

(b) {(a,c),(b,d)}

(c) ((a, c), (b. b), (c, d)}

(d) {(a, b), (b, c), (c, b), (c, d)}.

Answer 1

Correct option is (c) ((a, c), (b. b), (c, d)}