Answer:
You can encourage feedback & send Thank you's since everyone likes to be appreciated. Also a good thing to do is engage in social media. Make sure to also be balancing the budget. Update the website every once in a while. Some other things you can do is extend the duration of your event. Also, try taking the time to be critical of yourself & your team. You need to deal with your event in details to see what worked well and what worked a little less. By doing this you will more easily be able to highlight possible margins for progress for future events. Also try to not to forget to pay any bills.
The answer is A. Hope this helps!
C. The cruel reality of war.
C- A comma should not be present after believe.
I'm not 100% sure, but I think the answer is C - Order of Importance. Hope this helped any!