Answer: I would say "user" is the correct answer
Explanation: This question is clearly talking about a computer program so the "user" is like a BETA tester. "Someone who tests games, websites, and apps before they are released.
.docx is the default file extension on a Word doc.
Answer:
You could search up almost anything you want
they have a lot of storage
you can find good information
they help you with a lot of things
Explanation:
also how they can process information in seconds