Explanation:
Quotation marks are used to represent exact language that is used by another person, it can be something they said or a line from story or poem. Quotation marks are meant signal that the stated line had been said by someone before and therefore you avoid plagiarism.
There are various answers to this, for instance:
Social Media brought positive changes could list reasons like:
- More online friends
- Better communication
- Knowledge of trends and news
- Expressing yourself better
Negative changes could be:
- Addiction to Social Media
- Cyber-bullying
- Lowered self esteem
Hope this helps!