the key element in the ecological concept of species is that individuals within a species can successfully interbreed and conceive healthy offspring
B. Using Crayons To Color Is Using Fossil Fuels.
Answer:
2, only the moose with the largest feet
Explanation:
If the moose species developed larger feet, then the cause of it has to be for their survival. So the ecosystem they lived in had to make it so the larger feet were helpful. That crosses out 1 and 3. The problem said nothing about the moose having smaller feet so, the answer has to be 2.
I hope this helps :)