Arrange the following electromagnetic radiations in decreasing order of their frequencies.

1. Gamma rays
2. Ultraviolet rays
3. Radio waves
4. X-rays

Select the correct answer from the code given below:
Code:

A) 1, 4, 3, 2

B) 4, 1, 2, 3

C) 1, 4, 2, 3

D) 4, 1, 3, 2

This MCQ is part of the UP PSC Previous Year Questions (PYQs) series, focusing on UPPSC Prelims 2025 (GS Paper I)