25, 36, 49, 81, 121, 169, 225

Question:
25, 36, 49, 81, 121, 169, 225

[A].

36

[B].

49

[C].

121

[D].

169

Answer: Option A

Explanation:

The numbers are squares of odd natural numbers, starting from 5 up to 15.

So, 36 is wrong.