the answer is Ocell because a cell is the building block of all things
C is the answer to the question
My thought on it is...soil erosion is when the top layer of the earth is somehow washed away by something..blah blah..lol..it could result in the land being a desert, and you can't plant crops cos the land doesn't have the nutrients.. you can reduce it by having a land cover like grass..
sorry my explanation sucks..
Answer:
A
Explanation:
thermostats measure heat, high humidity means it feels moist outside without rain, wind is air, and rain is a type of precipitation