Point out the correct statement
1
A private person may arrest or cause to be arrested any person who in his presence commit a non bailable and cognizable offence,
2
An executive or judicial magistrate may himself arrest or order any person to arrest the offender when any offence is committed in his presence and within his jurisdiction.
3
Any police officer may arrest any person without an order from magistrate and without a warrant who has been concerned in any cognizable offence.
4
1, 2 and 3 are correct.