— Putting on a happy face not only helps us make friends but also makes us feel better.    

— _____.  [      ]

A. I'd love to                  

B. I'm with you on that      

C. It's up to you                

D. It's my pleasure

以配股的形式发行新股，配股价格的确定是在一定的价格区间内由（）确定。

A.中国证监会

B.主承销商

C.发行人

D.主承销商和发行人协商