To help teach others how to learn different subjects, including fun activities and to progress.
Can you provide the story, the question is out of context.
the answer is the first one
and i am sorry if it is wrong
Google is a search engine that finds information that is related to the specific topic of what you are searching.
Subject directory is a classified web pages in an organized set of categories.
<span>A I just took this test 4 days ago,I got a 100%</span>