Which of the Following Must Occur for a Plant or Animal

Which of the following must occur for a plant or animal to grow and develop normally?

A) The organism must receive a supply of the appropriate hormones from its parents.
B) Sufficient oxygen must be available to stimulate cell division.
C) Sufficient light must be available to stimulate cell division.
D) The organism must be able to control the timing and rate of cell division in different parts of its body.