Answer:
Problems:
Lack of accreditation and low quality. Before you enroll in any online course, check that the program is accredited and verify this information with the accrediting agency.
Little or no face-to-face interaction.
More work.
Intense requirement for self-discipline.
Even more intense requirement for self-direction.
Solution:
Making sure they can meet with people in person if they need help.
Be available for questions at all times.
A central argument is a dominant and controlling argument.
I believe that B. would be inappropriate in formal writing because its just kind of rude to say. I would re-word it as: "He dislikes being late" or something like that because "hate" is just a cruel and informal word to use.
Hope this helps!!! (: