When do solutions attempt to reach a
state of equilibrium?
A. Solutions never attempt to reach a state of equilibrium.
B. Solutions rarely make attempts at equilibrium.
C. Solutions always make attempts at equilibrium.
D. While solutions make equilibrium, it happens randomly.

Many organizations release indexes used to measure the development of the world's countries. as we learned in this lesson, these indexes measure many factors, from life expectancy to happiness. in your opinion, what are the three most important factors we can use to determine how developed a country might be? explain your answers in a few sentences.