Once a Pollen Tube Lands on a Compatible Stigma ____

Once a pollen tube lands on a compatible stigma ____.

A) chemical cues guide the pollen tube from the stigma to the embryo sac of an ovule
B) that pollen tube continues on to another ovule
C) other pollen tubes are attracted to that ovule
D) other pollen tubes can penetrate that ovule more easily
E) the flower dies to prevent further pollination