What is the output of the program?

What is the output of the program? #include using namespace std; #define SQR(x)(x*x)
int main(int argc, char *argv[]) { int x, y=2;
x = SQR(y); cout << x << ", " <A. It prints: 3, 2
B. It prints: 4, 2
C. It prints: 3, 3
D. It prints: 9, 2

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