The answer is corrosive health hazard.
This very much depends on your school, but a common rule for most is that you must pass all of your classes no matter what you choose.
In some states there are state tests you must pass to graduate as well. For me, I had to take an Algebra State Test to pass 9th and continue.
middle america- one example would be the Yucatán Peninsula..it attracts tourists and provides residents with jobs such as fishing. south america. south america has lots of mountains a large drop offs, the terrain in Peru attracts tourist as well, the ancient Incan civilization did a lot of pottery and clay is needed for that which can be found in Peru. North america consists of very different terrains, including tundras,swamps,forests.. the people who live in the dust bowl (central united states) may experience dry heat, several tornados. People in Florida may experience lots of humidity due to the swamp features. geographical features effect our everyday way of life, from the vehicle you drive to the structure of someones home.