Q. Which of the followings is/are not false about friend function ?

1. It can be called / invoked with class object.
2. It has objects as arguments.
3. It can have built-in types as arguments.
4. It must declared only in public part of a class.
5. It does not have this pointer as an argument.

• (A) Only 2,4
• (B) Only 1,2,5
• (C) Only 2,3,5
• (D) All of these