In the video, Professor Tabarrok states that economists study how people make choices and how they should make choices, under scarcity. Based on this quote, what do you think the concept 'scarcity" means?

answer; i believe that the correct answer is (chronological order);

abraham lincoln, according to anyone who was connected with agriculture, represented the worst of northern politicians. shortly after lincoln was elected, south carolina seceded from the union. they along with other southern states, retained their anger. in a way, it was their own fault: the democrats were split in the south. some wanted slavery to be extended in other states that were about to join the union and some didn't want it badly enough. lincoln had a solid backing from his party: the republicans were united in not wanting slavery to be expanded.

the answer would be c