Dual-role transvestism is the formal diagnosis used by psychologists and physicians to describe people who wear clothes of the opposite sex to experience being the opposite sex temporarily, but don't have a sexual motive or want gender reassignment surgery. The International Classification of Diseases (ICD-10) list three diagnostic criteria for "Dual-role transvestism" (F64.1):

Based on that paragraph can we conclude that this sentence is true?
Physicians use Dual-role transvestism as a formal diagnosis.

Choose from: (A). Yes; (B). It's impossible to say; (C). No;
(A).