Arrange the following steps in the correct sequence for recruiting candidates through external sources:
1. Conducting job fairs and campus recruitment drives.
2. Networking and employee referrals.
3. Searching and sourcing candidates from online professional networks.
4. Evaluating and selecting the best candidate for the job.
5. Advertising the job vacancy on company websites and social media platforms.
1
5, 3, 2, 1, 4
2
1, 2, 3, 5, 4
3
2, 3, 1, 5, 4
4
5, 1, 2, 3, 4