In the 1940s, a Group of Volunteers Was Put on a Semistarvation

In the 1940s, a group of volunteers was put on a semistarvation diet for 6 months. During the latter part of the study:

A) several of the volunteers were diagnosed with bulimia.
B) the volunteers thought about food all the time.
C) the volunteers never thought about food because it made them hungry.
D) the volunteers tended to avoid meals because they did not get enough food.