Think about the article. In what way are John Herrington and Aaron Yazzie different?
A. Herrington develops machine systems, while Yazzie designs missiles.
B. Herrington designed hardware for rovers, while Yazzie helped put humans on the moon.
C. Herrington traveled in space, while Yazzie develops machine systems.
D. Herrington does both science and storytelling, while Yazzie is not interested in culture.