Which of the following (a-d) is not 0 (n7 )?

Which of the following (a-d) is not 0 (n7 )?

(a) 2663n’1. (b) 2022n3 In n. (c) 83689n7 1n n.
(d) n7 + 62537n2. (e) None of the above.