Weathering in the amazon jungle happens weathering in the gobi desert.
a. more quickly than
b. less quickly than
c. at the same rate as

Weathering in the Amazon jungle happens more quickly than weathering in the Gobi desert. The correct option among all the options given in the question is option "a". The reason is that the weather in the amazon jungle is far more humid and warm. More humid means more water in the atmosphere and hence more weathering is bound to take place.