A school policy states that if a student completes all required assignments, they will be eligible to attend the graduation ceremony. Which of these statements necessarily follows logically?
If a student is eligible to attend the graduation ceremony, then they completed all required assignments.
If a student did not complete all required assignments, then they will not be eligible to attend the graduation ceremony.
If a student is not eligible to attend the graduation ceremony, then they did not complete all required assignments.
If a student completed all required assignments, then they will not be eligible to attend the graduation ceremony.
If a student did not complete any required assignments, then they will not be eligible to attend the graduation ceremony.