The correct answer is diarrhea.
Diarrhea refers to an enhancement in the intensity of bowel movements, an upsurge in the looseness of stool. It is caused due to increased discharge of fluid into the intestine, rapid passage of stool via the intestine, or diminished absorption of fluid from the intestine.
The common bacterial causes of diarrhea include Salmonella, Campylobacter, E.coli, and Shigella.
The best answer to the question above would be the first statement. Cardiorespiratory endurance affects physical fitness in such a way that it increases the efficiency with which the body delivers oxygen and nutrients to its cells.
I believe it would be the bottleneck effect. hope that helps =)
