Which public services do we use?

Look at graph and answer :

(i) India population as per 2011 census

A) 10.28 millions 

B) 12.10 millions 

C) 32.78 millions 

D) 20 millions

(ii) The population of India started growing rapidly from the year 

A) 1901 

B) 1921 

C) 1911 

D) 1931

(iii) Which year recorded a decrease in population ? 

A) 1901

B) 1921 

C) 1931 

D) 1911