Due to a devastating forest fire, 90 percent of a bird population that nests in trees dies, as shown in the diagram below. How will this random event most likely affect the new population that survived?

1Points
Population of Birds after a Forest FireA large population of birds in a forest. After a forest fire there is much less diversity among the species. The new population is being asked for.
A
It will increase the size of the population.

B
It will decrease the genetic diversity of the population.

C
It will maintain the same gene frequencies seen in the original population.

D
It will increase the likelihood that individuals will survive all types of future random events.