All of the above is the correct answer
Answer: This photograph is by Dorothea Lange. Answer will vary but may include the following: This photo of a migrant mother has become an icon of the Great Depression. The expression on the woman's face and her cowering children help communicate the mood of this time. It shows the pain felt by all members of the family, and the despair felt by parents for the miserable lives of themselves and their children.
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Nanotechnology, also shortened to nanotech, is the use of matter on an atomic, molecular, and supramolecular scale for industrial purposes.
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Cancel is like declining something for a singular time. Block is like declining something for once and stays until you unblock it.
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It’s okay for an artist to use a creation of an artists different racial/ethnic group as long as you give credit. It doesn’t matter what race they are.