Select the Correct Sequence of Animal Developmental Events

Multiple Choice

Select the correct sequence of animal developmental events.

A) fertilization → cleavage → organ formation → gastrula
B) fertilization → cleavage → gastrula → organ formation
C) fertilization → gastrula → cleavage → organ formation
D) fertilization → organ formation → gastrula → cleavage
E) fertilization → organ formation → cleavage → gastrula