The following C program uses a combination of global variables and local variables with different scope. What is the output? #include int t = 1; // Global variable int sub1(int fluff); int main (void)...

The following C program uses a combination of global variables and

local variables with different scope. What is the output?

int t = 1; // Global variable

int sub1(int fluff);

int main (void)

{

int t = 2;

int z;

z = t;

z = z + 1;

printf("A: The variable z equals %d\n", z);

{

z = t;

t = 3;

{

int t = 4;

z = t;

z = z + 1;

printf("B: The variable z equals %d\n", z);

}

z = sub1(z);

z = z + 1;

printf("C: The variable z equals %d\n", z);

}

z = t;

z = z + 1;

printf("D: The variable z equals %d\n", z);

}

int sub1(int fluff)

{

int i;

i = t;

return (fluff + i);

}