Increased isolation, reduced social interaction and social skills, and increased human-to-machine interactions are all a result of an overuse of technology, which has created a wall between many people globally.
Answer: c
Explanation: not quite sure how to explain, this also varies a lot on the country there are different "standards" for certain country's
Assertion is the key word
Explanation:
An assertion is basciay evidence to prove your point. If you are trying to make a point use evidence and prove it.