Multiple Choice
In which of the following ways are Venus and Mars alike,yet markedly different from Earth?
A) Their surface temperatures are both much higher than that of Earth.
B) They are both perpetually shrouded in clouds.
C) They both have either active or extinct volcanoes on their surfaces.
D) Their atmospheres are made up primarily of carbon dioxide.
Correct Answer:

Verified
Correct Answer:
Verified
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