Answer correctly,

settlement by americans in the west reflects mostly

a: democracy

b: manifest destiny

c: market economics

d: industrializaion

the democratic and republican parties

explanation:

mount st. helens in washington erupts, causing a massive avalanche and killing 57 people on this day in 1980. ash from the volcanic eruption fell as far away as minnesota. seismic activity at mount st. helens, which is 96 miles south of seattle, began on march 16.

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.

i'm pretty sure the answer would be

c. england

hope this best of luck sorry if i'm wrong

~animaljamissofab ♥