Which statement best explains why nations must trade? A. All nations belong to free trade agreements.
B. All nations seek out new production needs.
C. No nation has all necessary resources.
D. No nation can employ all of its laborers.

What two properties affect the density of ocean water

Alaina wants to decide whether her current cell phone plan is better than a package that another company offers. to compare the two plans, she plotted two lines on a graph, where y represented the total cost of one month’s service and x represented the megabytes of data that she used in a month. which part of the graph will represent the cost per megabyte of data used in each plan?

In the developed world, women are increasingly more likely to delay childbirth until their mid- to late- twenties or long because