Given the following function definition
void calc (int a, int& b)
{
int c;
c = a + 2;
a = a * 3;
b = c + a;
}
what is the output of the following code fragment that invokes calc?
(all variables are of type int)
x = 1;
y = 2;
z = 3;
calc(x, y);
cout < < x < < " " < < y < < " " < < z < < endl;
a. 1 2 3
b. 1 6 3
c. 3 6 3
d. 1 14 9

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