Answer:
C. historical background
Explanation:
According to my research on natural disaster warning procedures, I can say that based on the information provided within the question all of the answers provided except for historical background will elicit a quick response from the public. In order for the public to react quickly to an upcoming dangerous event they need to know how bad the event will be, how likely it is to happen, and what they can do to protect themselves. Historical background will not provide any help to the public.
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B. Is manipulated by the researcher
I believe the answer is: <span>urged to leave and found it difficult to make a living.
Okies refers to the group of people that mostly consist of poor immigrants,that have to rely on farm-related jobs as their primary income.
Dust bowls destroyed many of the agricultural crops in that season and make okies' live became very difficult.</span>
Movement.... i think there is a theory to it ....
First of all, you need to know what the term skin flora refers to. Skin flora refers to various bacteria and microbes which live on our bodies or inside of them. They are found all over our bodies, however, there are particular areas where their concentration is higher. For example, this is the case with hands, perineal area, groin, armpits, trunk, and arms.