Identify the conclusion in the following argument: Last month, after I ate some shrimp, I was violently ill. Yesterday I had a crab sandwich and I broke out in a rash. Therefore I shouldn't eat shellfish anymore.
A. I have a seafood allergy I shouldn't eat shellfish anymore.
B. Shrimp and crab affect me in different yet equally unpleasant ways.
C. I often get sick after eating shellfish.