mandarin chinese is not spoken widely outside of china, yet it is spoken by more people than any other language. what makes this possible?

mandarin chinese is used when conducting international business.

china's population is the largest in the world.

this is not possible.

all languages spoken in the world are found within the sino-tibetan language family

China's population is the largest in the world is the right answer.

Explanation:

China has a population of over 1.3 billion people. The official language of the People´s Republic of China is Mandarin. That´s why it is the most spoken tongue of the whole world.

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."

c. troops marched forward in close formation against newer, more accurate weapons