Decomposition is the suffix
Usually they start of happy as the person begins to change later on in the relationship
But I am not sure but I think the answer is
C. Happy
How you need to remember the answer by writing it down
Hihi!
I believe that the correct answers to this would be be A. Walking away from the situations and B Keeping your facial expression serious! These two are both important types of body language when saying no!
I hope I helped!
-Loliarual