Which statement best describes why mechanical digestion, the process of breaking down large chunks of food into smaller pieces, is an important digestive process?

A) Because smaller pieces of food do not pass through the small intestine whereas larger pieces of food do
B) Because smaller pieces of food have more surface area for chemical digestion than do larger pieces of food
C) Because smaller pieces of food are easier to excrete than are larger pieces of food
D) Because smaller pieces of food are more easily stored in the stomach than are larger pieces of food