1.  Choose that set of numbers from the four alternative sets, that is similar to the given set.
Given set : (23, 29, 37)

A. (13, 15, 23)
B. (17, 21, 29)
C. (31, 37, 49)
D. (41, 47, 53)

Answer: Option D

Explanation:

Each set consists of prime numbers only.