Which is the best statement for gatekeeping in a shy member who has said nothing during a discussion and who looks to you as if he may want to say something?

A. "John, would you like to say something about this question?"
B. "John, I'm sure glad to see you are finally ready to speak up on this question."
C. "John, what do you think on this question?"
D. "John, you've said nothing about the question. It's time you say what you think."
E. none of these

Answer: A