Read the following citation:
Worthington, Charles. Microcomputing and the Information
Superhighway. Harper Sisters, 1998.
Why might this source not be credible in an essay about the future of computing?
OA. The source is out-of-date.
B. The author is biased about the subject.
OC. The source is unpublished.
D. The author is not an authority on the subject.