I’d say courageous! if he’s arguing with his brother but then pretending to be focused on schoolwork, he should be quite brave, especially with his mum a few feet away.
Connotation<span> represents the various social overtones cultural implications or emotional meanings associated </span>with a sign
Denotation<span> refers to the literal </span>meaning of a word <span>the dictionary definition.</span>
Explanation:
Coherence: The arrangement of ideas in such a way that the reader can easily follow from one point to the next.
Depending on the context, his remark could be humorous...the other answers dont really make sense