Brainlies ! the city wants to drain a large lake to use the land for a new courthouse adjacent to county offices. what environmental factors need to be investigated before draining the lake?

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.