Which Situation Below Would Be Expected to Produce the Largest

Which situation below would be expected to produce the largest degree of stomach fullness?

A) placing a small volume of food directly into the stomach
B) swallowing a mouthful of food that then exits via the esophagus
C) swallowing a mouthful of food that is restricted to the stomach
D) chewing a bite of food and then spitting it out
E) distension of the stomach by an inflatable bag, in combination with infusion of nutrients directly into the duodenum