Neha is training for a triathlon, a timed race that combines swimming, biking, and running. Each hour she spends swimming is an hour that she can't spend biking or running. Which basic principle of individual choice does this scenario illustrate

This is the mountain range known as the alps. which of these statements regarding the alps is true? a) the alps are the largest mountain range in asia. b) the alps protect the roman empire from invasion. c) the alps were key in preventing england from being conquered in warfare. d) the alps prevented the roman empire from taking control of most of europe.

When zhang qin went to explore west, he brought back stories of

Use statistics below to create a graph titled businesses in the united states, 1997-2003. use information from your graph and from figure 3.1 on page 71 to write a generalization about businesses in america free enterprise system.