The answer is C. The <span>North Atlantic Treaty organization</span>
Answer:
C. Varieties of an element that differ only in the number of neutrons are called isotopes.
Explanation:
The Earth is approximately 
old. The solar system formed from giant gas clouds which was a part of the solar nebula.
The surface of soil which demarcates two soils of different geological ages is called a unconformity.
Palesol is the soil that lies between sediments or volcanic deposits. If the paleosol is older they have lithified rock.
Hence, option C is true.
Answer: a lawful permanent resident of the United States
Explanation:
An immigrant who is in the United states legally can be employed in most jobs. The exception is government jobs where employees handle sensitive information like security or intelligence agencies. These jobs sometimes require an employee to be a citizen.
Illegal immigrants have limited employment opportunities as they are undocumented. Some employers exploit illegal immigrants by paying them low wages or having them work under unfavorable conditions.
I believe the answer you are looking for is Rosa Parks. if this is correct pls give brain
