Trace the following programs and tell what each will display. (Some require a calculator.) A) (Assume the user enters 38711. Use a calculator.) #include using namespace std; int main() { double...

Trace the following programs and tell what each will display. (Some require a calculator.)

A) (Assume the user enters 38711. Use a calculator.)

#include

using namespace std;

int main()

{

double salary, monthly;

cout <>

cin >> salary;

monthly = static_cast(salary) / 12;

cout <><>

return 0;

}

B) #include

using namespace std;

int main()

{

long x, y, z;

x = y = z = 4;

x += 2;

y -= 1;

z *= 3;

cout <><><><><>

return 0;

}

C) #include

using namespace std;

#define WHO "Columbus"

#define DID "sailed"

#define WHAT "the ocean blue."

int main()

{

const int WHEN = 1492;

cout <><><><><>

<><><>

return 0;

}