Match the following.

List-I	List-II
a. Testicular tissue	1. Menstrual period stops
b. Sclerosis	2. Testicular tissue mass decreases
c. Menopause	3. Risk of bone loss
d. Osteoporosis	4. Tube carrying sperm becomes less elastic

A. a-1, b-3, c-4, d-2

B. a-2, b-4, c-1, d-3

C. a-2, b-3, c-4, d-1

D. a-1, b-2, c-3, d-4

Answer: Option B