Study the following code segment and identify the line that will cause a syntax error void Secret (int& x, double y = 12.34, char z ='w! ); //line 1 int main() //Line 2 int a = 23; double b = 48.78; Secret (150, b, "O'); return 0; } void Secret (int&x, double y, char z) //Line 3 //Line 4 //Line 5 //Line 6 //Line 7 x = 2 + x; cout