Recruitment workflow (earliest to latest): 1. Probation, 2. Interview, 3. Selection, 4. Appointment, 5. Advertisement.

Introduction / Context:
Organizational processes often follow a predictable workflow. This question asks you to order standard steps in hiring from initiation to onboarding and trial employment.

Given Data / Assumptions:

• Stages: Advertisement → Interview → Selection → Appointment → Probation.
• Assume a conventional corporate hiring process.

Concept / Approach:
Start with the job advertisement to attract candidates. Conduct interviews to evaluate. Select a candidate, then issue an appointment/offer. Finally, the new hire serves a probation period.

Step-by-Step Solution:

Verification / Alternative check:
Matches mainstream HR pipelines used across industries.

Why Other Options Are Wrong:
They misplace key stages (e.g., appointment before selection).

Common Pitfalls:
Confusing selection with appointment; skipping interview.

Final Answer:
5, 2, 3, 4, 1