The twentieth century's great growth in world population is due to a phenomenal
A) global baby boom.
B) rise in birth rates.
C) decline in death rates.
D) increase in migration rates.
E) crude birth rate.

Question

Quizplus · Accepted Answer

The twentieth century's great growth in world population is due to a decline in death rates. Advances in medicine, sanitation, and hygiene reduced the number of deaths worldwide, leading to a significant increase in the global population.

The Twentieth Century's Great Growth in World Population Is Due