Cpp Programming Quiz 159 – Which of the following statement is correct about the program given below?

Question: Which of the following statement is correct about the program given below?

#include
long GetNumber(long int Number)
{
return --Number;
}
float GetNumber(int Number)
{
return ++Number;
}
int main()
{
int x = 20;
int y = 30;
cout<< GetNumber(x) << " "; cout<< GetNumber(y) ; return 0; }

[A].The program will print the output 19 31.
[B].The program will print the output 20 30.
[C].The program will print the output 21 31.
[D].The program will print the output 21 29. 

Answer: Option C