Peters Exposed Subjects to Written and Graphic Pictorial Warnings Against

Peters exposed subjects to written and graphic pictorial warnings against cigarette smoking. Results showed that

A) only non-smoking subjects reacted with a negative emotional response.
B) smoking subjects reacted with a positive emotional response.
C) both smoking and non-smoking subjects reacted with a negative emotional response.
D) the attitude towards smokers became significantly more negative for non-smoking subjects only.
E) the attitude towards smokers and the emotional response was more positive for smoking subjects only.