Answer: Non-assertive
Explanation: Non-assertive accommodation strategy is the techniques through which the the personal feelings and ideas are ignored to accommodate or fit-in into a certain group.This kind of behaviors makes a person dishonest toward's their own-selves.
The case mentioned in the question describes about the non-assertive accommodation strategy that is used by Darrel because he is gay. He is trying to fit in the dominant group by accepting their jokes and talks that he actually doesn't like.He is self -denying these facts so that he can be a part of the group of his co-workers.