(Horticulture) Which option identifies the best way for the plant breeder to succeed in the following scenario? A plant breeder wants to make a specific cross between one variety of flower and another, and wishes to make sure that the plant can only be pollinated by the chosen variety of flower.
A-remove the stigma but leave the flower open to air and insect pollinators
B-remove the anthers and the style but leave the flower open to air and insect pollinators
C-remove the stigma and isolate the flower from air and insect pollinators
D-remove the anthers and isolate the flower from air and insect pollinators