To reduce air pollution because carbon emission harms the atmosphere.
Answer:
states, constituencies and community
Explanation:
Answer:
Airplanes were used for war at first
Answer:
Option A
Explanation:
During the colonial era where Europeans started settling and colonizing all over the country brought many germs with them that they were immune too. Because of that fact "New world diseases" or option A such as: chicken pox, the flu, and malaria sweeping through the country at a alarming rate killing at least 90% of Native Americans in the country.
Hope this helps.
