Find the odd one out in the series: A, C, E, G, H, I, K.

C. H

What is the next letter in the series: A, C, E, G, ?

A. I

M, N, O, P, ?

A. Q

Identify the missing letter in the series: Z, X, V, T, ?

C. Q

What is the next letter in the series: A, C, E, G, ?

B. H