Which is the best question that could be answered using this hypothesis?   hypothesis: if the rabbit population in yellowstone national park declines, then the snake population will decline as well. what are the numbers of rabbits and snakes in yellowstone national park? how are snakes and rabbits related in yellowstone national park? do the snakes in yellowstone national park eat rabbits? how does the population of rabbits in yellowstone national park affect the population of snakes?

 How does the population of rabbits in Yellowstone National Park affect the population of snakes?

Explanation:

A hypothesis can be define as the supposed or assumed fact on the basis of the limited evidence that provides a starting point for the further scientific investigation. Scientists frame the hypothesis with previous observations and testify them with suitable scientific methodology.

The given hypothesis defines the relationship between the two populations of snakes and rabbits. The snake population is the predator of rabbits. If the population of rabbit decline then the population of the snake will decline too. On the basis of this explanation, the appropriate question will be How does the population of rabbits in Yellowstone National Park affect the population of snakes?

the correct answer is 2 and 4