Misc: What's the smallest state (in area) west of the Mississippi?

Questions

mcdonalds: out of the two big cola brands, which one do they sell?

mcdonalds: soft bun, pickles, sauce, pattie.?

mcdonalds: all of their products seem to be prefaced with which 2 letters?

mcdonalds: mcdonald's 'iced tea' is actually this brand?

second city : hanoi?