1. Let A = {a, b, c, d, e} and B = {b, c, e, f} both be subsets of N = {a, b, c, d, e, f, g}. What is B? O a. B={a, d, f} - O b. B = 4 O c. B={a,d,g} O d. B = {a,d} 3. Suppose A = {a, b, c, d] and B = {1, 2, 3}. What is A x B|? Answer: