A. Determine which of the following sets of ordered pairs or figures represent a function from M to N. M - (a, b, c, d) and N-{-2, -1, 0, 1, 2) 1. lla, 2), (b, -1), (C, -1), (d, O)) 2. kla, 2), (c, 0), (b, 1)) 3. (a,0), (b, 0), (c, 0), (d, 0)} 4. f(a, -2), (b, -1), (a,0), (c, 1), (d, 2)) 5. a, -2), (b, -2), (c, -2), (d, -2)}​