Ruminants stomach divided into . . . . . . . . parts.

Answer: Option A

Ruminant's stomach is divided into 4 parts.
Ruminant stomachs have four compartments: the rumen, the reticulum, the omasum and the abomasum.
Rumen microbes ferment feed and produce volatile fatty acids, which is the cow's main energy source. Rumen microbes also produce B vitamins, vitamin K and amino acids.