Answer: Human activities that contribute to desertification include the expansion and intensive use of agricultural lands, poor irrigation practices, deforestation, and overgrazing, which is also driven by humans, and the destruction it causes in the form of extreme weather phenomena such as droughts, hurricanes, fires, etc.
Step-by-step explanation:
A: logging
B: Bruning fossil fuels
C: Continued droughts
D: Clearing of land for farming
E: Use of asteroids
Well, desertification is mostly caused by droughts so my best guess is C , A and D
And if I'm wrong please correct me Thank You (: