What is strFirst? def username (strFirst, strLast): return strFirst + strLast[0] answer = username ('Joann', 'Doe') print (answer) strFirst is a A. Parameter B. Return value C. Function

What is the biggest difference between section breaks and regular page breaks? section breaks are more difficult to add than page breaks. section breaks make it easier for you to view the document as an outline. section breaks allow you to have areas of the document with different formatting. section breaks are smaller than regular page breaks.