Answer:
A prominent leader of the Cheyenne, Black Kettle demonstrated his commitment to peace by participating in several councils before the Sand Creek Massacre
Explanation:
MARK AS BRAINLEST!!
The correct answer is the gender of the camper.
A confounding variable is something external which may affect, change, and influence the dependent and independent variables. In Yogi's case, the gender of the camper is that confounding variable given that men and women won't react the same way to the softness and warmth of these sleeping bags.
<span>Evidence for Evolution During and since Darwin's time, people have been looking for and studying evidence in nature that teaches them more about evolution. Some types of evidence, such as fossils and similarities between related living organisms, were used by Darwin to develop his theory of natural selection, and are still used today. Others, such as DNA testing, were not available in Darwin's time, but are used by scientists today to learn more about evolution.<span>Five types of evidence for evolution are discussed in this section: ancient organism remains, fossil layers, similarities among organisms alive today, similarities in DNA, and similarities of embryos. Another important type of evidence that Darwin studied and that is still studied and used today is artificial selection, or breeding.</span><span>
</span><span>Hope it helps :)</span><span>
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Answer:
The answer is C. An electron microscope.
Explanation: