Read the passage by peter n. sterns. the past causes the present, and so the future. any time we try to know why something happened . . we have to look for factors that took shape earlier. according to the writer, why is it important to study history?
so we can see how things change over time
so we can understand how the present came to be
so we can learn interesting facts about the past
so we do not repeat mistakes of the past

The correct answer is B.

Explanation:

For Peter N. Sterns, studying our history and knowing our past is what allows us to fully comprehend the causes of present events since every phenomenom that took place in the past will inevitably affect the present (as well as the future).

the answer is a. since they were a huge producer of cotton and wanted the most money for it.

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.