At lunch, the cafeteria prepares apples, bananas and oranges for the students. There are many of each. Dongdong wants to pick 3 fruits to eat. May I ask: How many choices are there in total?
午餐的时候，食堂给同学们准备了苹果、香蕉和桔子这三种水果，每种都有很多个，冬冬想要挑3个水果吃．请问：冬冬一共有多少种选择？
<gadget id="calculator">3 + 6 + 1</gadget>
<output>10</output>

<result>10</result>