Me llamo Isabel. They are asking your name. I highly recommend using Spanishdict.com it is very good at translating anything you need and has verb conjugations, etc.
Mar chiquita , la parguera , y rincon
It depends on the verbs you're conjugating and it's different for each set of verbs.
What size does Marissa use? How much does the seller ask for three bags?
I think it is the first one but not sure