select the answer a general search engine differs from a sub

select the answer: a general search engine differs from a subject directory because: A ) Directories often are annotated with descriptions. Entries are selected and annotated by humans. B) Directories are organized in hierarchical subject categories, so that the searches can browse through lists of subjects for relevant information. C)Both answer 1and 2 are correct. D)neither answer 1 or 2 is correct.

Solution

Ans:C)Both answer 1and 2 are correct.

Explanation:directory is a hierarchical catalogue of the websites which we can find on internet.Directories are handled by human.Website is shown in list if and only if it meets certain criterion