A client with ulcerative colitis is chatting with the nurse. Which of the following statements indicates the client understands the lifestyle modifications he needs to make

A. "I will have to stop smoking. "
B. "I can eat popcorn for an evening snack. "
C. "I may have coffee with my meals. "
D. "I am allowed to have alcohol as long as I only drink wine. "

商业银行的职能包括( )。

A．信用中介

B．支付中介

C．发行中介

D．信用创造

E．金融服务