Listing: 1 MODULE PParams; 2 VAR ExitCode : INTEGER; 3 PROCEDURE Sum6(a, b, c, d, e, f : INTEGER) : INTEGER; 4 BEGIN 5 RETURN a + b + c + d + e + f 6 END Sum6; 7 BEGIN 8 ExitCode := Sum6(1, 2, 3, 4, 5, 6) 9 END PParams. 0 errors