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.
The answer is functional-professional <span>touch.
</span>functional-professional touch refers to the type of touch to communicate something that solely related to the task at hand (not to build up emotional connection). It is important to be cautious in doing the functional-professional <span>touch in order to avoid mis-perception of unwanted advance.</span>
Answer: Securing liberty
Explanation:
Liberty is defined as sense of freedom and independence in any society .It eliminates any social, political, economical or other forces to interfere with the state of freedom.People of liberty society are permitted to pursue their interest and work.
American revolution was started for acquiring freedom and liberty from Britain through war and revolt from 1765 and 1783 .Thus, after revolution United states of America as formed.
La geografía es muy estudiada en nuestro planeta.
2) c) Devoted followers burn the palms from Palm Sunday into ash, and smear it on their foreheads.
3)c) Jesus spent 40 days in the desert
