Number Series - Verbal and Reasoning

Directions to SolveLook carefully for the pattern, and then choose which pair of numbers comes next.
Q1:

17 32 19 29 21 26 23

A 25 25

B 20 22

C 23 25

D 25 22

E 27 32

ANS:C - 23 25

Here, there are two alternating patterns. The first begins with 17 and adds 2; the second begins with 32 and subtracts 3.