已知小明每天吃一种水果，fruits = ["芒果","香蕉","芒果","榴莲","莲雾"]里面存放了小明周一到周五吃的水果，小明想要统计周一到周五共有几天吃了"芒果"，哪些选项可以实现该功能？（ ）
A： fruits = ["芒果","香蕉","芒果","榴莲","莲雾"] print(fruits.remove("香蕉"))
B： fruits = ["芒果","香蕉","芒果","榴莲","莲雾"] print(fruits.index("香蕉"))
C： fruits = ["芒果","香蕉","芒果","榴莲","莲雾"] print(fruits.count("芒果"))
D： fruits = ["芒果","香蕉","芒果","榴莲","莲雾"] print(len(fruits))
正确答案：C
试卷来源：202603 青少年软件编程等级考试Python二级真题