Glorieta pass a: is a rugged, difficult place.
b: was located on top of a mesa
c: was a toll road
d: is located in four corners

this is not a question its simply asking you to read and write a few sentences and   the question on the bottom its fairly easy, you can do this!

the border between arizona and new mexico is a thin, black line; this indicates a state boundary.

its correct: it's a thin line, and it's a state boundary, correct