Question

2. Which is the right answer to the following?
If A is a class name, what is the correct way to declare copy constructor of X?
Pick ONE option
A(A arg)
O A (A* arg) dan
A (const A* arg)
A (const A& arg)​

Answer 1

Answer:

even I too think it is c well not sure

Answer 2

Answer:

4th option is the right answer