I can help! What’s your questions?
I believe the answer is B i just took the test sorry if im wrong :)
“I believe a longer spring break will help students perform better in school. After a week away from their studies, students will be refreshed and able to concentrate until the end of the school year”
This states your stance and reasoning.
You can use the (Unique) constraint to compare one column against another column. Hope I got it right.