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Que. What is printed by the print statements in the program P1 assuming call by reference parameter passing?

Program P1()
{
x = 10;
y = 3;
func1(y,x,x);
print x;
print y;
}
func1(x,y,z)
{
y = y+4;
z = x+y+z;
}
a. 10, 3
b. 31, 3
c. 27, 7
d. None of the above
Answer:31, 3
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