Consider the following relation student.
| Rno | Name | Father | Passport no |
| 1 | Arun | Prabhu | AP123 |
| 2 | Arun | Kiran | TS456 |
| 3 | Kailash | Kiran | MP789 |
| 4 | Prapul | Prabhu | Null |
Which of the following statement is false?
1
(Rno) can be a primary key.
2
(Name, Father) Can be a primary key.
3
Passport no. can be a candidate key.
4
More than one of the above
5
None of the above