Which of the following statement is correct about the program given below?

  #include
   class FresherGate 
   {   
        int x;  
        public:      
            FresherGate()      
            {          
               x = 0;      
            }         
            FresherGate(int xx)        
            {        
                x = xx;       
            }         
            FresherGate(FresherGate &objB)      
            {     
               x = objB.x;   
            }     
            void Display()   
            {       
                cout" ";   
            }
  };
  int main()
  {    
       FresherGate objA(25);  
       FresherGate objB(objA);    
       FresherGate objC = objA;      
       objA.Display(); 
       objB.Display();  
       objC.Display();  
       return 0;  
}