Correct Answer:
B. 8 bn
Correct answer: 8 bn. The world population passed 8 billion in November 2022, according to the UN.
Background: World Population Day is observed every year on 11 July.
- 6 bn: 6 billion was reached around 1999.
- 9 bn: 9 billion has not yet been reached.
- 10 bn: 10 billion has not yet been reached.
Did you know? The UN observed the first World Population Day in 1990.
Memory trick: Now: 8 billion.