B is better than any other one's I think.
Answer
Crawler
Explanation
This is a program that go to various website to read their pages and content provided in order to form entries for a search engine index.All search engines have this program called spider or a bot. It acts as an automated script that browses through the internet to scan the web pages and find words contained in the pages and where the words are used.
what is mean by computers
Answer: About 5-10 minutes. I had one done when i was like 9 but i don't remember the exact time. It was less than 15 minutes tho
