Complete the alphabet series: C, E, H, L,Q, ……?

A) R

B) W

C) U

D) X

There is an increasing trend in the gaps of various letters in the series, i.e., 1, 2, 3, 4, 5

C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W