Which of the following statements about Australia is true?
A. It is the only former European colony in the Southern Hemisphere.
B. It is the only country that is also a continent.
C. It has the highest average elevation of any country in the world.
D. It is the only country with a mostly desert climate.

The statement B. It is the only country that is also a continent, is correct for Australia.

Explanation:

It is a continent due to large mass of land. Australia is derived from a Latin word australis which means southern. Australia is located on the southern part of the world. Australia is surrounded by two oceans i. e. Pacific ocean and Indian Ocean. There are three countries in continent Australia are Australia, New Zealand, and Papua New Guinea.

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