Why Is Venus's Atmosphere Hotter Than Mercury Even Though It

Multiple Choice

Why is Venus's atmosphere hotter than Mercury even though it is farther from the Sun?

A) Venus has a thin atmosphere thus allowing more of Sun's radiation to enter.
B) Venus contains water vapor in its atmosphere, which absorbs more heat.
C) Venus contains 96 percent CO₂ resulting in very hot temperatures.
D) Mars contains more CO₂ , which has a cooling effect on its atmosphere.
E) Mercury has a hotter atmosphere because it is closer to the Sun than Venus.