1.  Choose the correct alternative that will continue the same pattern and replace the question mark in the given series : 2, 5, 9, ?, 20, 27

A. 14
B. 16
C. 18
D. 24

Answer: Option A

Explanation:

The pattern is + 3, + 4, + 5, + 6, ......... So, missing term = 9 + 5 + = 14.