With a median age of 34.1 years, ________ is one of the most rapidly aging countries in the world.

With a median age of 34.1 years, ________ is one of the most rapidly aging countries in the world.

With a median age of 34.1 years, ________ is one of the most rapidly aging countries in the world.



A.
Russia

B.
China

C.
Brazil

D.
India

E.
Chile


Answer: B


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