D Day was the name of that invasion
The correct answer is D, opportunity costs. Making (economic) decisions requires trading off one good, service or experience against another. Most of us cannot acquire everything we want, so often we have to make decisions on what to buy or how to invest our limited resources - eating out or going to the movies, buying that video-game or saving the money for a new bicycle, traveling to the mountain or to the beach. By choosing one rather than the other, we are trading off, that is, making a sacrifice and renouncing to our other preferred choice. In these examples, if you decide to go to the movies, the opportunity cost is the loss of the possibility of eating out.
B: federal troops were removed from the southern states and the southerners are left to protect and enforce the right of African Americans. either that or c
The names of all the gaps in the boxes