Use This Information for the Question Below

Multiple Choice

Use this information for the question below. Many fossils have been found showing that the horse evolved from a small browsing animal to a large grazing plains dweller (the modern horse) , but the fossil record does not show all the intermediate forms.
-The punctuated equilibrium model says that these gaps are due to:

A) geological catastrophes.
B) the improbability of fossilization.
C) climate change.
D) sudden genetic change, so that intermediate forms existed for a short time and thus are unlikely to be found as fossils.