Biology

The correct answer is: B.Allopatric and sympatric

Explanation:

Speciation is the process by which new species are formed. The two main types of speciation are:

1.Allopatric speciation: This occurs when a population is geographically isolated, such as by a mountain range, river, or other physical barrier. Over time, the isolated populations evolve independently due to differences in their environments, leading to the formation of new species.

2.Sympatric speciation: This happens when new species arise from a single population that continues to live in the same geographic area. Speciation in this case can occur due to ...