a plan to show how much money a person or organization will earn and how much they will need or be able to spend
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something that you must do, or something you need
commit(money or capital) in order to gain a financial return
Sort the following sentences.
1. 以下关于函数的叙述中不正确的是:
A. C程序是函数的集合,包括标准库函数和用户自定义函数
B. 在C语言程序中,被调用的函数必须在main函数中定义
C. 在C语言程序中,函数的定义不能嵌套
D. 在C语言程序中,函数的调用可以嵌套