According to "Evo- Devo" Thinking,an Organism's Body Form Can Be

According to "evo- devo" thinking,an organism's body form can be substantially changed

A) through mutations that change sexually selected traits.
B) only through multiple mutations that produce a large number of new proteins.
C) through mutations or changes in the expression of one or a few genes that regulate development.
D) only when changes in the environment directly alter the major protein- coding genes in the organism's genome.