Venus has the highest surface temperature in the solar system (hotter than mercury) because it has a dense atmosphere, filled with carbon dioxide gas. Which causes extremely greenhouse (greenhouse Runaway).
Venus has a surface temperature of the solar system. (Hotter than Mercury), due to the dense atmosphere full of carbon dioxide. Which cause the greenhouse effect, extremely (Runaway greenhouse).
Venus has a surface temperature of the highest in the solar system (hotter than mercury). Due to the dense atmosphere is filled with carbon dioxide gas. The greenhouse heat (Runaway greenhouse).