Passage: "The orientation packet states that the reading comprehension test is one of the earliest steps in the hiring process and that passing it is required before an applicant may continue to later stages." What does the passage say about the reading comprehension test's place in the process?

1. It is an early step that must be passed before continuing
2. It is the final step before being sworn in
3. It is optional for most applicants
4. It is taken only after the background investigation