Which of the following best describes stephen h. long's assessment of the region known as great plains in the 1820s?
a. it was of little use to the united states.
b. it was a great place to relocate the native americans.
c. it would one day be the "breadbasket" of the united states.
d. it would one day be the industrial center of the united states.

The correct answer is option c. "it would one day be the "breadbasket" of the united states".

Explanation:

Stephen Harriman Long was a great army explorer and topographical engineer who covered thousands miles in exploration in what is known as the Great Plains area of the United States. The Great Plains area that Long covered became the "breadbasket" of the United States, a given name for being a large  grain-growing region.

c) troops march forward in close formation against newer, more accurate weapons