Opportunity Cost Write 3/4 of a page about a decision you made that you didn't take into account the opportunity cost of your decision. Tell me what were the trade offs that you gave up when making that decision.

Which options most accurately assess the impact of transportation improvements (e. g., railroads, canals, steamboats, transcontinental railroad) on the settlement of the west? ***(select all that apply.)*** a. they led to an increase in population density. b. they made it easier to travel long distances. c. they in establishing towns. d. they led to the development of the fur trade. e. they allowed for international travel.