The answer is number 3 because the species has to adjust rapidly to change their environment.
Answer:
I'm not sure exactly what your supposed to do but a,b and c are all correct but d is false.
By tar, I think you mean nicotine. (I Hope). It affects the nerve signals that regulate breathing.
It would cause Rain. But a cold front. Fronts are always in relation to moving cold air A cold front is the advancing edge of a cold air mass and a warm front is the retreating edge of a cold mass. If the cold air mass is displacing the warm air front then the cold air is advancing.