I think one of them is B I’m not sure for the other
That's the answer right there
<span> In a medical or biological context </span>stress<span> is a physical, mental, or emotional factor that causes bodily or mental tension. Stresses can be external (from the environment, psychological, or social situations) or internal (illness, or from a medical procedure).</span>
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Holly's chimps' behaviors were different from the rest of the troupe because they were separated from their mothers and a healthy environment early in their lives.
<h3>What did Holly's chimpanzee do?</h3>
The fact that chimpanzees were able to adopt this behavior, according to the researchers, is reason enough to suspect that dance among humans was a process developed in several stages, which initially may not even involve music. As with Holly and Bahkahri, it was perhaps a behavior first practiced by groups of proto-humans in stressful situations.
With this information, we can conclude that the Holly's chimpanzee are serving as a study for human behavior.
Learn more about human behavior in brainly.com/question/7716152
