Rivers with regularly floods leaves fertile soil along their banks which is why a civilization will choose to live near there.
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What is Fertile?</h3>
This is defined as the ability of land to produce crops and vegetation in abundant quantities.
Flooding washes minerals and humus to the bank of rivers which favors growth of plants which is why option D was chosen.
Read more about Flooding here brainly.com/question/134213
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There’s actually 100 but only 8 of them infect humans
A
The Earths axis is tilted approximately 23.5 degrees (which is the reason the Earth experiences seasons).
Answer: Collagen Fibers, Elastic Fibers and Reticular Fibers.
Explanation: I am only in 9th grade so sorry if this is wrong. Hope it helps you!!