Q. What is the output of the following C++ code?

#include<iostream>
  
using namespace std; 
  
class MyClass { 
    int &val; 
public: 
    MyClass (int &v) { val = v; } 
    int getValue() { return val; } 
}; 
  
int main() 
{ 
    int v = 10; 
    MyClass obj(v); 
    cout << obj.getValue() << " "; 
    v = 20; 
    cout << obj.getValue() << endl; 
    return 0; 
}

• (A) 10
• (B) 20
• (C) 10 20
• (D) Compilation error