Which sentence in the section about breeding should be removed to maintain the logical flow of ideas?

A.
The female will lay groups of 12–400 eggs in the autumn, in a small case that has a hard, protective shell.

B.
Insects are not the only creatures in the animal kingdom that create protective shells for their eggs.

C.
Small mantids emerge in the spring.

B.

Insects are not the only creatures in the animal kingdom that create protective shells for their eggs.