Match List I with List II and select the correct answer using the codes given below the lists :

List- I

A. Boom

B. Recession

C. Depression

D. Recovery

List - II

1. Business activity at high level with increasing income, output and employment at macro level

2. Gradual fall of income, output and employment with business activity in a low gear

3. Unprecedented level of under employment and unemployment, drastic fall in income, output and employment.

4. Steady rise in the general level of prices, income, output and employment.

Codes : A B C D

I.A.S. (Pre) 2000