Explanation:

Search engines work by crawling hundreds of billions of pages using their own web crawlers. These web crawlers are commonly referred to as search engine bots or spiders. A search engine navigates the web by downloading web pages and following links on these pages to discover new pages that have been made available
<span>1) The word family in this sentence is the subject of the sentence and therefore is a noun. It answers the question -who produced?
2) but is a conjunction in this sentence. A conjunctions joins two words.
3) Her is a pronoun. It stands in the place of a noun- Charlotte. A word used to denote a noun is a pronoun.
4) Poems is a noun. Poems is the object of the verb collected and objects are nouns.</span>
I'm not gonna write a whole essay for you BUT I will give you one thing. Yes, they do isolate users from social interaction. They should sometimes be put aside but not always.
Answer:
You
Explanation:
Those things are about you. You talk about yourself, you describe yourself, you list stuff about yourself. Other people can't answer that for you.
The answer is B.
To fully memorize a material you need to first understand it never try to memorize something you don’t completely understand.
:)