Habitat splits ecosystems into pieces and makes populations more vulnerable to disturbances or climate change.
a) diversification
b) extinction
c) fragmentation
d) unification

The correct answer is (C) fragmentation.

Habitat fragmentation is discontinuities in a organism's preferred ecosystem, causing disturbance in a population and ecosystem decay. Cause of fragmentation is geological processes and human activities like deforestation.  Habitat loss, which occur through the process of habitat fragmentation, is considered a greatest to species and biodiversity.

the millers tale is the answer.