i would answer this question but there are no answer chooses.
Answer:
The scale of a map is the ratio of a distance on the map to the corresponding distance on the ground. This simple concept is complicated by the curvature of the Earth's surface, which forces scale to vary across a map. Because of this variation, the concept of scale becomes meaningful in two distinct ways.
Explanation:
Many things caused the crash. Taxes were too high, bad bank practices caused a recession, and too many workers went on strike (there were many other causes but thats all o could think of)
Answer: Communities changed because they wanted newspapers to say how good they are.
Explanation: If news papers say a community is good then more people will move to said community thus making the community more wealthy.