When the Diet of a Ruminant Is Drastically Changed from Grass

Multiple Choice

When the diet of a ruminant is drastically changed from grass to a starch rich diet,the ruminant may become very ill or die because:

A) the microbes in the rumen cannot break down starch.
B) of the production of large amounts of acid,resulting in acidosis.
C) they lack a source of protein.
D) they are unable to regurgitate the starch as cud.
E) the starch is broken down very slowly and the rumen becomes clogged.