—There's coffee and tea. You can have ________.

—Thanks.

[　　]

---There’s coffee and tea; you can have ________.

---Thanks.

[　　]

 There’s coffee and tea; you can have ________.

 Thanks.

[　　]

There's coffee and tea; you can have ________.

Thanks.

[　　]

－There’s coffee and tea; you can have __________.

－Thanks.

A．either                     B．each                 C．one                D．it