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:
D. He increased pressure on the Soviet Union by expanding funding for the U.S. military
If the law forbids the sale of something above a certain price that price is called Price Ceiling. It is a government-imposed price control or limit on how a high a price is charged for a specific product. This will protect consumers from unattainable necessary commodities.