(单选题, )以下不能创建一个字典的语句是( )

(单选题, )以下不能创建一个字典的语句是( )

A.dict = {}

B.dict = {(4,5,6):'dictionary'}

C.dict= {4:6}

D.dict = {[4,5,6]:'dictionary'}

正确答案是D