Who does a good president have to consult with to make treaties?​

The constitution gives to the senate the sole power to approve, by a two thirds vote, treaties negotiated by the executive branch.

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes

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.