A web directory differs from a search engine in that
A) it doesn't allow keyword searches.
B) it can't equal the precision of a general search engine.
C) it relies on human editors to evaluate and select content.
D) it usually locates more sites than a search engine.
E) it formats the request for multiple search engines.
Answer: C
Explanation: C) Web directories use human editors to categorize and evaluate websites.
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