Statement A very large number of students have failed in the final high school examinations due to wrong questions in one of the subjects. Courses of Action I. All the students who have failed in that subject should be allowed to take supplementary examination. II. All those who are responsible for the error should be suspended and an enquiry should be initiated to find out the facts.

• if only I follows
• if only II follows
• if either I or II follows
• if both I and II follow