One of the important consequences of geographical isolation is

Options

A. no change in the isolated fauna
B. preventing speciation
C. speciation through reproductive isolation
D. random creation of new species

Answer

C

Explanation

Speciation is the formation of new species and the development of species diversity occurs when gene flow within the common pool is interrupted by an isolating mechanism. The isolation can occur through geographical separation of population, known as allopatric speciation.