I think the answer would be C. Improving workers lives but leaving society's structure alone.
Answer:
Satellite is the correct answer.
Explanation:
Black Dispatches was a common term used among Union military men in the American Civil War for intelligence on Confederate forces provided by African-Americans. This source of information represented a prolific and productive category of intelligence obtained and acted on by Union forces throughout the Civil War.
Answer:
In the spring of 1842, John Charles was given orders from the Corps of Topographical Engineers to survey and map the emigrant route to Oregon known as the Oregon Trail. ... Frémont would complete his official orders and more, crossing into the Mexican province of California.
Explanation: