A formal region is A. derived from people's sense of identity and attachment to different areas.
B. an area that possesses one or more unifying cultural or physical traits.
C. an area unified by a specific social, cultural, or economic activity.
D. nonexistent in developing nation.​

Stone mountain was formed during the formation of the blue ridge mountains around 300-350 million years ago and is considered part of the appalachian mountains. it formed as a result of the upwelling of magma from within the earth's crust. this upwelling, or solidified to form the that became stone mountain.

Agricultural practices in the united states nearly led to the extinction of the peregrine falcon during the 1950s and 60s.

Which domain endings indicate websites that are most likely to be reliable sources? check all that apply. sites ending in .net