What is the role of sensory neurons in the breakdown of food

Acommon kind of mechanical weathering is called

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere