—You don't look well, Peter. You'd better stay in bed          

—_______        [ ]

A. With pleasure                        

B. That's very kind of you        

C. Oh, it's nothing                      

D. No, it's very cheap

盒子中装有3个红球和3个白球，任意摸出两个球。这两个球可能是（    ），可能是（    ），还可能是（    ）。