When Yeast Cells Release Mating Factors,what Happens

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.