Which would most likely happen if too many nutrients entered an estuary? A. Nutrients would be used up by the fish and plants, keeping the estuary in balance.
B. Algal blooms would lower dissolved oxygen levels, causing fish to suffocate.
C. Algal blooms would increase, leaving few food resources for fish.
D. Nutrients would sink to the bottom, increasing soil deposition.

C- a hypothesis or d- an observation

The return of the wolf to yellowstone national park will probably affect the bird population to some degree, not significantly. while wolves will hunt birds when necessary, they prefer to hunt larger prey. the bird population will most likely only be affected when hunting is scarce for the wolves. birds of prey will also probably not be affected as much as other birds who spend more time on the ground hunting for food as the tend to spend more time in the air or in trees since they do not need to stay on the ground for long due to the nature of the way they hunt.

The answer is c water is the solvent and salt is the solvent