Answer:
Houston,San Antonio, and Dallas Hope this helps :D
Explanation:
Because people were loosing jobs and Machines took peoples place!
The atl atl or more commonly referred to as a spear-thrower is a tool used to increase velocity in dart throwing. Scientists found distinctive chips and fractures on spear points that matched with spears pitched at a great distance. The atl atl enabled the pre historic man to hunt for megafuna.
The study of structure and behavior of the physical and natural world through observation and experiments
