Based on the fact that Nelson wanted to yell at his professor but instead took a few breaths and calmed down before talking to the professor, the component he is at is management of emotion.
The management of emotion component is a part of the Four-Branch model of emotional intelligence that talks about the need to act in such a way that our emotions don't get us into trouble or into situations we wouldn't want.
Nelson is in this component because he needed to avoid getting into trouble with the Professor by yelling at him. It was important that he controlled his emotions, and acted rationally.
Find out more on the management of emotion at https://brainly.com/question/17733181
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