Concept:The sentence needs a word that describes a person's body build, which helps identify an athlete.Explanation:The word "physique" refers to the size, shape, and muscular development of a person's body.Athletes usually have a fit and well-built physique, so it is possible to tell that he is an athlete from his physique."Gait" means the way someone walks, while "stature" means height."Anatomy" refers to the bodily structure, but it is a more scientific term and does not naturally fit this context.Answer:D. physique