Under Order XXXIII, Rule 9 of CPC, permission to sue as pauper can be withdrawn

if the plaintiff is guilty of vexatious or improper conduct in the course of the suit

if the plaintiff has entered into an agreement with reference to subject-matter of the suit creating an interest in that person

Both if the plaintiff is guilty of vexatious or improper conduct in the course of the suit and if the plaintiff has entered into an agreement with reference to subject-matter of the suit creating an interest in that person

Neither if the plaintiff is guilty of vexatious or improper conduct in the course of the suit nor if the plaintiff has entered into an agreement with reference to subject-matter of the suit creating an interest in that person