Question

select the correct answer.
there are approximately how many people in the world today?
a. 1.5 billion
b. 7.8 billion
c. 3 billion
d. 10 billion

Explanation:

The current approximate world population is around 7.8 billion. Option A (1.5 billion) is too low, option C (3 billion) is also low, and option D (10 billion) is higher than the current estimate. So the correct option is B.

Answer:

B. 7.8 billion