What character should replace the question mark in the pattern: X, Y, Z, A, B, ?

A. C

In the sequence 2, 4, 8, 16, ?, 64, what is the missing number?

B. 32

Identify the missing letter in the sequence: J, K, L, ?, N.

B. M

Find the missing letter in the sequence M, N, O, ?, Q, R.

A. P

What character should replace the question mark in the pattern: X, Y, Z, A, B, ?

A. C