Mr. Robinson asked his son what he wanted to be when he grew up.

• A. Mr. Robinson said , " My son, what did you want to be when you grew up ? "
• B. Mr. Robinson said , " My son , what would you be when you grow up ? "
• C. "My son, " said Mr. Robinson , " what will you be when you grow up ? ''
• D. "My son , " said Mr. Robinson , " what do you want to be when you grow up ? "