Day 3: 8:00 A.M.-9:00 A.M. - S3-E20
Continuity mistake: When Jane Saunders gets into the car to go to CTU she and Kim have switched clothes again. Though the top worn by Jane is not the same as the one she wore earlier, which Kim then used. It's similar but not identical.
Chosen answer: Nobody knew, not even the writers, until at least halfway through the season when they were writing the end. They wanted to keep all options open.
Nick N.