Match the terms in List-I with the development in List-II.

List-I	List-II
a. Period of the fetus	1. Body structure forms
b. Period of the zygote	2. External genitals formed
c. Neonatal period	3. Conservation
d. Period of embryo	4. Rooting reflex
	5. Implantation

A. a-2, b-5, c-4, d-1

B. a-5, b-2, c-4, d-1

C. a-2, b-4, c-5, d-1

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

Answer: Option A