Which of these is a hypothesis?
a) salmon are kept in their natural habitat and treated with fungicides whenever infected.
b) the yield of salmon is 2,000 kilograms in the month of april and 1,500 kilograms in the month of october.
c) salmon are more prone to infections during the summer than in other seasons.

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?