Answer: Diagnostic.
Step-by-step explanation:
Diagnostic framing is a concept sociologists have developed to describe the way people recognize and interpret social situations and rules.
Social movements apply different kinds of frames to promote their aims. Diagnostic framing is presenting a problem simply and understandably, without a doubt and with the firm belief that they are right and have the right answer. The anti-gay marriage campaign uses diagnostic framing when uncompromisingly insist against same-sex marriage.