Look at the series: 31,29,24,22,17_______.What number should come next?
A
12
B
13
C
14
D
15
Correct Answer: 15
Glimpses of World History, a book written by Jawaharlal Nehru in 1934, is a panoramic sweep of the history of humankind. It is a collection of 196 letters on world history written from various prisons in British India between 1930 - 1933.