Which of the following is not an example of one of the four main advantages of prices in a free market economy

How did the spanish prove to be excellent allies in the war? give examples?

What film is responsible for the creation of the pg-13 rating?

Sariah enters a room with several chirping crickets in it. upon first entering the room, sariah can hear the chirping; however, as she begins to talk to her friends, she is no longer aware of the chirping even though it is still there. the fact that sariah no longer perceives the chirping sound demonstrates sensory