If I Were to Have You Make a Sad Face

If I were to have you make a sad face and then rate your perceptions to a painful stimulus, making a sad face would do what to your pain perceptions (versus making a happy or neutral face) ?

A) pain with sad face would be more intense
B) pain with sad face would be less intense
C) pain with sad face would not be any different
D) pain with sad face would be not perceptible at all because of input from facial muscles