The correct answer is (d) Kingsley Davis.
Kingsley Davis (1908-1997) was an American sociologist who is considered one of the most influential demographers of the 20th century. He is best known for his work on population growth, population control, and the demographic transition.
The book “The Population of India and Pakistan” was published in 1951. It is a comprehensive study of the population of India and Pakistan, including its size, growth, distribution, and characteristics. The book was based on Davis’s research on the topic, which he conducted while he was a professor at the University of California, Berkeley.
The other options are incorrect. Lewis A. Coser (1913-2003) was an American sociologist who is best known for his work on social conflict. T.B. Bottomore (1912-1992) was a British sociologist who is best known for his work on social stratification. H.M. Johnson (1912-1997) was a British sociologist who is best known for his work on social mobility.