The first question is B.), acronym, and the second one is c.) acrostic.
Hope this helps!
Look at the price tag
find the item on ebay to see what other are selling it for
Use Easybib.com for your citations. All you have to do is type the name of your sources in to "easybib" and choose if it is a book or a website, then copy it on to a word document.
I hope you can understand this and it helps!!
3.99 • 10^3 is the smallest