A simple subject is whom or what the subject is about.
The answer is noun.
In the story the House of Thebes, Eteocles defends Thebes against his brother, proving his loyalty to the country. Thus, option C is correct.
<h3 /><h3>What is the story of the House of Thebes?</h3>
The House of Thebes is about loyalty, betrayal, love, and freedom. The character Eteocles proves his loyalty to the country by fighting and killing his own brother to be seen as noble.
His unwavering decision to protect his country from his brother led to his death and established the fact that country and patriotism come before the family ties. Hence, Eteocles successfully exiled his brother.
Therefore, option C. Eteocles exiled his brother to prove loyalty.
Learn more about Eteocles here:
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