Millie Has Always Struggled with Her Weight

Millie has always struggled with her weight. During a recent physical examination, her doctor recommended that she lose 30 pounds. What is the most probable reason that Millie is overweight?

A) She is highly sensitive to external cues for hunger.
B) She is highly sensitive to internal cues for hunger.
C) She is relatively insensitive to external cues for hunger.
D) She is relatively insensitive to internal cues for hunger.