Which of the following would be considered a physical characteristic of the world?

A. the Sahara, which is hot and dry

B. the Brooklyn Bridge

C. Mount Rushmore

D. a highway in Moscow, Russia

It would be "A. the Sahara, which is hot and dry," that would be considered a physical characteristic of the world, since this is part of the earth itself, while the other options are the list were made by humans.