单选题:以下叙述中正确的是( )。

  • 题目分类:C语言
  • 题目类型:单选题
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题目内容:
以下叙述中正确的是( )。 A.C语言程序总是从第一个定义的函数开始执行
B.在C语言程序中,要调用的函数必须在main()函数中定义
C.C语言程序总是从main()函数开始执行
D.C语言程序中的main()函数必须放在程序的开始部分
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