Because migration and and other seasonal movements can affect the possibility of finding a mate, stresses, that could affect offspring survival(can vary with season), and also availability of thing that are available for the offspring.
A common cold i believe .
If there is limited of food then they will compete but if there is an equal amount of food they won’t compete. So the answer is true.
I Think The answer is a or c Try Those options if There wrong I’ll fix Them for you To be sure you get The right answer Message Me if I’m wrong
Answer:
the answer is carbohydrate