D. Mars.
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Answer:
The Congo basin is located in West Central Africa
Family reunification is a recognized reason for immigration in many countries because of the presence of one or more family members in a certain country, therefore, enables the rest of the divided family or only specific members of the family to immigrate to that country as well.
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I believe your answer is <span>Refraction.
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Answer: Debris avalanche.
Explanation: Debris avalanches or debris flows is the process in which landslides in shallow form which has a been formed with mixture of water. They have a rapid speed to travel in downward motion along a slope. The flow of mud also carries bushes, rocks, debris along with it in a slope.
The main cause of this process is due to the slopes that are steep ,heavy rainfall or soil that is loose
