Option D. Environmental issues following a natural disaster was included in one's theme. Hence, the answer is option D. Read below about theme.
<h3>What is a theme of a speech?</h3>
A theme is the central idea of a piece. It is the controlling force within a text of speech. It can be a powerful word that adds interest to your remarks. A theme offers language that unifies the points in your speech, pulling your words together.
Therefore, the correct answer is option D. Environmental issues following a natural disaster was included in one's theme.
learn more about theme of a speech: brainly.com/question/997894
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The Europeans admired Benjamin Franklin and they perceived him as a brilliant man and full of potential. This was how Europeans perceived Benjamin Franklin in the eighteenth century. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.