Which of the Following Implies the Difference Between an Emotion

Which of the following implies the difference between an emotion and a mood?

A) An emotion is a generalized feeling,while a mood is a strong feeling directed toward someone.
B) Emotions have general effect on attitude and behavior,as opposed to moods that have specific effect on attitude and behavior.
C) While an emotion tends to persist for some time,a mood tends to be brief.
D) An emotion is a positive feeling,while a mood represents a negative feeling.
E) Emotions are clearly targeted feelings,whereas moods are generalized states of mind.