Which of the following was a cause of the great depression?

In a command economy, people are not free toa buy consumer goods.b work in factories.c make production or monetary choices.d receive an education.

15 points and brainliest if right which of the following was not a european achievement during the middle ages? gothic style architecture the canterbury tales by geoffrey chaucer troubadours grand canal

After studying the timeline above, what observations can you make about u.s. environmental policy between 1970 and 1996?