Question

_____ has a thin atmosphere of carbon dioxide and contains the largest volcano in the solar system, as well as an enormous system of canyons.
A) Mars
B) Venus
C) Uranus
D) Mercury

Answer 1

The correct answer is A

Answer 2

Your answer is A Mars Mars has a big volcano 2× larger than mount Everest it also has a lot of canyons and a thin atmosphere of gases.

Your answer is A.