Q. . . . . . . . . problem of fundamental importance for . . . . . . . . developing countries is that of slowing down . . . . . . . . population growth.
β
Correct Answer: (B)
a, the, no article
Explanation: The first blank shall take 'a' as the sentence talks of only one 'problem'.
Explanation by: Mr. Dubey
The first blank shall take 'a' as the sentence talks of only one 'problem'.