I think simile but i’m not sure
The answer is: [B]: "the composition of the poem" .
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The protagonist of Things Fall Apart<span>, Okonkwo is also considered a tragic hero.
A tragic hero holds a position of power and prestige, chooses his course of action, possesses a tragic flaw, and gains awareness of circumstances that lead to his fall.
Okonkwo's tragic flaw is his fear of weakness and failure.</span>
It was used as a secret code among the slaves.