Digestion takes place in a long tube-like canal called alimentary canal, or the
digestive tract. Food travels through these organs in the following order.
a. mouth - esophagus - stomach - small intestine - large intestine - rectum
b. mouth - esophagus - stomach - large intestine - small intestine - rectum
c. mouth - stomach - esophagus - small intestine - large intestine - rectum
d. mouth - stomach - gullet - small intestine - large intestine - rectum