During an illness, like the flu, one may experience very high fevers. How might this affect the functioning of enzymes in the body and the length or time required for recovery?

the answer to your question is b

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.

c is the answer to this question. altitude affects the weather because air molecules evaporate.