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

C. Q

What letter should replace the question mark in the series: z, x, v, t, ?

C. Q

Find the missing letter in the series: b, d, f, h, ?

A. J

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

C. Q

Complete the series: B, D, F, H, ?

D. I