Built a porotion of the great wall?
Knowing who we are
preparing to live in the world
attaining cultural literacy on a world scale
Answer:
Correct answer is C. 42nd.
Explanation:
C is the only correct answer as according to the Adams Onis Treaty signed between United States and Spain, Spain had ceded Florida and Oregon Country to United States. Therefore the border was established along the 42nd parallel.
All other options are therefore false.