In the sequence A, B, C, D, ?, F, G, what character should replace the question mark?

A. E

In a series of numbers: 2, 4, 8, 16, ?, 64. What is the missing number?

A. 32

In a pattern of shapes: Circle, Triangle, Square, Circle, Triangle, ?, Square. What is the missing shape?

A. CIRCLE

In a sequence of letters: A, C, E, G, ?, K. What is the missing letter?

B. H

In the sequence A, B, C, ?, E, F, what character should replace the question mark?

A. D