Which one of the following electromagnetic radiation has the least wavelength?

Class 12th Physics, Question Paper 2023:Which one of the following electromagnetic radiation has the least wavelength?

These are the options for the question :Which one of the following electromagnetic radiation has the least wavelength?

(A) Gamma rays
(B) Microwaves
(C) Visible light
(D) X-rays

The correct answer is -(A) Gamma rays