By sending persuasive / informable and interesting posts to gain followers.
Answer: <em>Internet filter</em>
Explanation:
Internet filters are referred to as software which prevents individuals from accessing certain kind of websites. These filters are predominantly used in order to block content that might be considered inappropriate for some users. These filters are widely used in public library and computers used by schools and colleges.
Answer:
supercomputers are the computer that is used in scientific research.
