Explanation:

- O. 2, r 2: Prevents a new suit on the same cause of action if relief was omitted in the earlier suit.

- O. 9, r 9: Bars a fresh suit if a previous one was dismissed for default; fresh suit only allowed with court’s permission.

- O. 22, r 9: Bars a fresh suit where a suit abates or is dismissed due to non-substitution of legal representatives; reinstatement allowed only with leave of court.

- O. 23, r 1: Bars a new suit on the same subject if a suit is withdrawn without court’s permission to file a fresh suit.

Option 4: All of these