Science · Digital Reference Services
Which of the following represent 'Asynchronous' digital reference transactions? A. E-mail B. Web Forms C. Video Conferencing D. Ask-A Services E. Instant Messaging Chat Choose the correct answer from the options given below:
- 1A, B and D only✓
- 2A, B and C only
- 3B, C and D only
- 4C, D and E only
Correct answer
A, B and D only
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