Answer:
it is very simple but very important
1 they do not make spelling mistakes...
2 they have a strong grammar concept...
3 they stay away from plagiarism
4 they try to summarize whole topic to make it easy to understand
5 they try to write different topics in comparison...
Explanation:
O>O
I am pretty sure that it is C.
Do you know how I get to the post office
do you know why he left so soon?