Multiple choice

Directions: Complete the following series:

C, E, I, K, O, Q, ___

  1. R

  2. S

  3. T

  4. U

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This series follows the pattern: + 2, + 4, + 2, + 4   So, the next letter to Q will be U. Hence, option (4) is right.