Answer:
Soil is the uppermost layer of the earth
Soil conservation are those practises that, help prevent loss of top layer of the soil from erosion or over usage and other factors.
Such practises include crop rotation, bush fallowing, etc.
Some of the different ways soil formation take place include:
1. Rocks, through weathering and natural erosion
2. Mixing of rock materials with organic debris, made possible by the decay of plants.
Containment was a policy in the US. It was used to prevent communism. There was many strategies used for this component to the Cold War. This series was used in the Soviet Union to enlarge its communist sphere of influence in Eastern Europe, China, Korea, and Vietnam.
Answer:
Option D “Communities in the real world are more appropriate”.
Explanation:
Regarding behavior, cyber communities promotes an effect known as ‘Online disinhibition effect’, in which virtual users feel less constraints in regards with their manners, feeling free to express with no filters, all increased by some elements exclusive from this platform (being anonymous, not feeling the response of the attacks to other person, invisibility, lack of importance on feelings on others, cyberbullying, not being responsible of what one says).