Read the excerpt from Outcasts United.

"She's a girl," he said. "She doesn't know what she's talking about."

Luma ordered him to stand in goal. She took off her shoes as the boy waited beneath the crossbar, rocking back and forth and growing more anxious by the moment. She asked for a ball, which she placed on the grass. Then, barefoot, as the team looked on, she blasted a shot directly at the boy, who dove out of the way as the ball rocketed into the net. Luma turned toward her team. "Anybody else?" she asked.

Based on Luma’s actions, which statement best describes the theme in this excerpt?

A. Gender is not a defining factor in athletic ability.
B. The best soccer players are usually girls.
C. Do not be afraid to show off your sports skills.
D. Luma shows everyone that she knows how to play.