Answer: Option C.
Growth factor stimulate cells to divide.
Step-by-step explanation:
Growth factors are substances that are found naturally which stimulate cellular growth, differentiation and proliferation and play important role in wound healing, embryonic growth and cell survival.
Examples of these growth factors are either proteins or hormones. They include neurotrophin, erythropoietin, hematopoietic, PGF, FSF and hormones that stimulate the bone marrow to produce red blood cells