Question $12(3$ points$)$

Which of the following statements is true about the parameters in the given code snippet?The parameters to the function must be of type istream and ostream: void lineno$\_$file$($istream read$\_$file, ostream write file$)$The parameters to the function must be of the type fstream: void lineno$\_$file$($fstream read$\_$file, fstream write$\_$file$)$The parameters to the function must be pointers: void lineno$\_$file$($ifstream$*$ read$\_$file, ofstream$*$ write file$)$The parameters to the function must be references; void lineno$\_$file$($ifstream& read$\_$file, ofstream& write file$)$