General Knowledge · Library and Information Science
Arrange the following milestones in the historical development of Document Delivery Services in the correct chronological order: 1. Introduction of xerography 2. Commercial launch of ADONIS CD-ROM biomedical article delivery 3. OCLC ILL subsystem introduction 4. Emergence of Electronic Document Delivery Systems (EDDS)
- 12 → 1 → 3 → 4
- 21 → 2 → 3 → 4
- 31 → 3 → 2 → 4✓
- 43 → 1 → 2 → 4
Correct answer
1 → 3 → 2 → 4
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