SAT writing question

Unlike the offspring of many other frog species, coquí froglets-about the size of a grain of rice when hatching-emerges fully formed from the egg, skipping the tadpole stage entirely.
(A) hatching-emerges
(B) hatching-emerging
© they hatch-emerge
(D) they hatch-emerging
(E) it hatches-emerges
Thanks in advance.

C. Only one that is plural in both parts, to match “froglets.”