Let U = {a, b, c, d, e}. Let A = (a, b, c), B = {b, c, d, e) and C = {a, b, e}. Which one of the following relations is not a function from B to U? Select one: O a. {(b, b), (e, c), (d, b), (c, a)) O b. {(d, a), (c, e), (e, e), (c, a)} O c. {(e, a), (b, a), (d, a), (c, b)} O d. {(e, e), (b, c), (d, a), (c, b)}

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