Why were the British colonists upset about the Proclamation of 1763? A. it forced them to use English vessels when shipping goods
B. it discouraged them from trading with other countries
C. it pervented them from settling west of the Appalachian
D. it required them to build fortresses along the Mississippi River

C: it prevented them from settling west of the Appalachian

Explanation:

The Proclamation forbade all settlement west of a line drawn along the Appalachian Mountains, which was delineated as an Indian Reserve.

switch around #3 and #4

explanation:

i hope this , im not 100% on this i really hoped this

the correct answer is “opportunity cost”. opportunity cost is what a company misses out because it decided in one option over another one. in this case, the company decided to invest in building a factory so it gave up another possible benefit or profit in order to achieve success with the factory.  

trade-off is not the correct answer since it is a situation in which you accept losing something in return for benefits in other areas.

and finally, consequence is a general term used to accept what it comes when you make a decision. it can be a positive or negative consequence depending if the decision you took was the correct one.