According to the context, it can be inferred that the use of the hyphen emphasizes the speaker's belief that his son is now a man (option B).
<h3>What is this conversation about?</h3>
The conversation is about advice a father is giving his son about a career. Additionally, he mentions to her that if he manages to do as he advises, he will be a real man.
According to the above, it can be inferred that the punctuation marks, especially the hyphen, are used to emphasize the advice that the man gives his son.
Learn more about punctuation marks in: brainly.com/question/22817712
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