Cache memory
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The only one of those I would trust is the site ending with EDU I hope this helps you.
Answer:
Option E i.e., transparency is the correct option.
Explanation:
When any person using social media networks the he always ensure that he gives all the information related accurately about himself because in the social media network there is the transparency of everything except his chat with other but any person get details of the other person only if he is using social media network.