The right option is; a. soil degradation
Soil degradation most plausibly accounts for the reduction in corn yield.
Soil degradation is an environmental problem in which the condition or quality of soil is reduced due to its improper use usually for agricultural or industrial purposes. Soil degradation can reduce the physical, chemical and biological quality of soil. Soil degradation results in loss of organic matter, soil contamination, fertility decline, and soil acidity or alkalinity which can greatly affect agricultural productivity.
I predict some more animals will become endangered because they will be loosing their habitat.
Answer:
All villagers were ranked by their abilities and level of skill.
Explanation:
After the hunting-gathering period, in the human history, people began to settle down. This transition of people from homes built for certain time to permanent settlements.
This transition era is known as Neolithic Revolution. This period also marked the beginning of human civilization and social stratification. People began to cultivate lands, domesticate animals, etc.
As the society begin to expand, social stratification became more divisive. People began to divide social class based on the resources they owned, their skills, and abilties.
Thus the correct answer is the first option.
<span>The origin of the Sudan civil war lies in the conflict between the Muslim Arabs and Christian animists. Until 1946, the British government, in collaboration with the Egyptian government administered south Sudan and north Sudan as separate regions.Southern Sudan is inhabited primarily by Christians and animists while most of the north is inhabited by Muslims who were culturally Arabic. The Sudan civil war resulted from conflict between these two groups.</span>
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Answer:
Its B took the test twice
Explanation: