What river is on the border with Mexico? a
Mississippi

b
Rio Grande

c
Sabine

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b

b: to eliminate competition from other farmers

small european communities with shared traditions consolidated into large new states (apex)

not really sure i needed the points. sorry