Identify the missing letter in the pattern: A, C, E, ?, I.

A. G

In a pattern of symbols: ?, ???, ?????, ?, ????????. What is the missing symbol?

C. ???????

Find the missing character in the pattern: 2, 4, 8, ?, 32.

A. 16

What is the missing character in the sequence: M, N, O, ?, Q, R?

A. P

In the sequence: X, Y, Z, A, ?, C. What is the missing letter?

A. B