Match the following columns:

Column I (operation flood)	Column II (year)
a. Phase-I	1. 1981 - 85
b. Phase-II	2. 1970 - 80
c. Phase-III	3. 1985 - 96

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

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

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

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

Answer: Option B