The answer to your problem is C.
A search engine is a program that searches/identify items in a database which corresponds to keywords specified by the user. A meta search engine is an online information retrieval tool that uses data of a web (search English) and that makes its own results. A subject directory is a service which offers a collection of links to the internet which is posted by creators. Hope this helped!
Answer:
essay? read and answer questions?
Which of the following could be described as a key trait? <span>B.Marilyn has blue eyes and red, curly hair.</span><span>
Hope This Helps :)
</span>
<span> expressing appreciation for something.</span>