1. We call the pieces of information that are passed to a function, which it then uses to do its task a/an ___________.

2. A function may return __________ or __________ result(s). It may take __________ to __________ arguments.

3. List two differences between a function prototype and a function header:

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4. Function prototypes are located ________________________________.

5. If a function does not return anything, then the return type on the function prototype and function header is _____________.