When yeast cells release mating factors,what happens?

A)The mating factors induce changes in the cells that lead to cell fusion.
B)The affected cells produce more of the a factor as a positive feedback.
C)One cell nucleus binds the mating factors and produces a new nucleus in the opposite cell.
D)The mating factors stimulate cell membrane disintegration, releasing the mating factors and leading to new yeast cells.
E)The cells in turn release a growth factor that stimulates mitosis in both cells.