EDUCATION (CBSE/UGC NET)

EDUCATION UGC NET

ENVIRONMENTAL STUDIES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The primary reason for large scale decline in population death rate during 20Ih century was
A
Improved environmental conditions
B
Improved medical care and control of epidemics
C
Both (A) and (B)
D
None of these
Explanation: 
There is 1 question to complete.