Match List-I with List-II and select the correct answer:

List-I	List-II
a. Amphitrichous	1. One flagellum at each pole of the bacterium cell
b. Cephalotrichous	2. Two or more flagella at both the poles of the bacterium cell
c. Lophotrichous	3. Two or more flagella in a bunch at one pole of the bacterium cell
d. Peritrichous	4. Large number of flagella distributed evenly all over the cell surface of the bacterium cell

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

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

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

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

Answer: Option B