I WILL MARK AS BRAINLIEST. Which statement effectively summarizes "Mathematician Katherine Johnson at Work"? A. Katherine Johnson worked backwards, figuring out when and where spacecraft should launch based on when and where they were to land. B. Katherine Johnson was the only woman at NASA to be taken from the computing pool and placed with engineers. C. Katherine Johnson was a brilliant mathematician whose intelligence and hard work helped NASA missions succeed for over 30 years. D. Katherine Johnson worked on the mission to the moon and the space shuttle program at NASA.