Which of the following is emitted in a process of natural radioactivity?
-
A.
(alpha)- particles and (beta)- particles -
B.
(alpha)- particles and X-rays -
C.
(beta)- particles and X-rays -
D.
(lambda)- rays and X-rays
Correct Answer: Option A
Explanation
In the course of natural radioactivity, alpha, beta and gamma rays are emitted.