"in the past" makes the most sense here :)
I believe it's persuade. You want to persuade schools to offer better food. B is wrong because you are not entertaining anyone. Inform is wrong because you would just be stating facts. A is wrong because you are not telling someone to do something. Hope this helps! ;)
The South resisted the decision of Brown vs. Board of Education. This makes sense. Brown vs. Board of Education ruled that segregating schools based on race was unconstitutional.
The answer to this problem is Education Galaxy allows students to collect Alien Cards. This is a fact because it does not have any opinionated key words like better, best, hard, easy. Hope this helps! :)