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TOEFL
/
Listening practice
/ Section 7YSB
Listen to an Academic Talk
Listen to part of a talk in a demography class.
Listen
45. According to the speaker, why does a population keep growing after birth rates fall?
A
Migration replaces the missing births
B
Life expectancy rises at the same time
C
A large cohort is still passing through childbearing age
D
The birth rate falls unevenly across regions