Answer:
Although there is not universal consensus regarding where the virus originated, it spread worldwide during 1918-1919. In the United States, it was first identified in military personnel in spring 1918. It is estimated that about 500 million people or one-third of the world's population became infected with this virus.
Explanation:
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- achievement of mutual respect
- sharpening skills
- performance improvement
<u>Explanation:</u>
Many options that are given here can be considered an outcome of competition between two parties like development of a mutual respect among the competitors can be one outcome as they can evaluate skill that their competitor has.
Skill sharpening and Improvement in performance is also an outcome. Quality of sportsmanship is increased and a failure in competition inspires the competitor to work hard and practice more for next time which helps one to improve from what they previously had.
Douglas argued that slavery was a dying institution that had reached its natural limits and could not thrive where climate and soil were inhospitable. He asserted that the problem of slavery could best be resolved if it were treated as essentially a local problem
The evidence of the Olmec civilization’s advanced agricultural system are:
Irrigation growing crops: Olmec civilization implemented irrigation systems in the coastal areas of the Gulf of Mexico in order to grow crops such as beans and corn.
Food surpluses: As they harvested the land twice a year, they generated food surpluses for the community. At the same time, food surpluses was possible due to the collection of plant food, sea food, among others.
Permanent settlements: Olmec civilization had permanents settlements with three main sities: San Lorenzo, La Venta and Laguna Los Cerros.
If the people are willing to follow