根据对话情景和内容，从对话后所给的选项中选出能填人每一空白处的最佳选项。选项中有两个为多余选项。
Salesgirl: Hello, Happiness Flowers．
Michael: Hello, I'd  like to order some flowers．
Salesgirl: OK． 小题1:  
Michael: I don't know for sure． We want to celebrate our teacher's birthday． What flowers do you think will be suitable?
Salesgirl:   小题2:  Sunflowers stand for admiring feelings．
Michael: That's OK．But how many should we get?
Salesgirl:   小题3:  How many students are there in your class?
Michael: There are 32 students．
Salesgirl: Then how about 32?
Michael: OK．小题4: 
Salesgirl: The price for each is  $ 1．
Michael:  小题5:  
Salesgirl: All right．$ 32 in total in cash．Please tell me your address．
Michael: My address is Class 7, Grade 3, QLD Government School．

A．It depends．

B．It's your business．

C．How much will they cost?

D．How could I pay for the flowers?

E．What about some little sunflowers?
F．What kind of flowers do you have in mind?
G．Can I pay you in cash when you send them to our school?