Question
11
Select one or more answer choices
收藏
笔记
反馈
Depending on the night, a pizza restaurant offers anywhere from seven to nine different choices of toppings. Sam wants a pizza with three toppings. Which of the following could be the number of different ways that Sam can order his pizza with three different toppings?Indicate all possible values.
A.35
B.42
C.56
D.84
E.210
F.252
G.504
我的答案：