What would most likely happen to this ecosystem if all of the red foxes were removed

B. The red squirrel population would increase.

Explanation:

As we can see on the table, red foxes are secondary consumers that's feed on primary consumers, if the red foxes were removed from the ecosystem the population of primary consumers that are eaten by red foxes (such as red squirrel and snowshoe hare) would increase.

is called echinoderms

d. cellulose and starch