Why Does Leong Include Gertrude Ederle's Story

Why does Leong include Gertrude Ederle's story?

A) She's an example of a woman who equals or surpasses men at their chosen sport
B) Her story serves as an interesting counterexample to some of Leong's major points
C) She's an example of a skilled trans athlete who was barred from competition
D) Her brother was allowed to compete in an event that she was better at but barred from
E) She's among those women who is working to break down the system of sex segregation