In the two lists given below, List I provides the list of Prime Ministers, while List II indicates Governments. Match the two lists and choose the correct answer:

List-I (Prime Minister)	List-II (Government)
a. Chandra Shekhar	1. United Front
b. H. D. Deve Gowda	2. National Democratic Alliance
c. Atal Bihari Vajpayee	3. United Progressive Alliance
d. Manmohan Singh	4. National Front

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

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

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

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

Answer: Option B