Aland developer and several ecologists are discussing how a parcel of private land should be developed while saving 20 hectares as natural habitat. the land developer suggests that the 20 hectares be divided into twenty separate 1-hectare areas. the ecologists suggest that it would be better to have one intact parcel of 20 hectares. what is the significance of these different arrangements of the 20 hectares?

a. the isolated hectare piots increase the ability of individuals to disperse from one habitat to another.
b. the large plot will create more inbreeding in many species
c. there really is no difference: they should both work equally well.
d. the isolated plots are more vulnerable to edge effects.