Which gene program is described correctly?A. Cell division is the process whereby identical cells begin to specialize into specific cell types.B. Signal induction identifies important body axes such as anterior-posterior and dorsal-ventral.C. Differentiation increases the number of cells, so an organism can grow larger.D. Morphogenesis is the process whereby cells identify where they are in three-dimensional space.

B. Signal induction identifies important body axes such as anterior-posterior and dorsal-ventral.