Multiple choice

FILE *f = fopen( fileName, "r" ); readData( f ); if( ???? ) { puts( "End of file was reached" ); }

Which one of the following can replace the ???? in the code above to determine if the end of a file has been reached?

  1. f == EOF

  2. feof( f )

  3. eof( f )

  4. f == NULL

  5. !f
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