The answer to the question is b. I hope this helped you! :)
The poetic device are sort or base on the following, The sound of word, The meaning of words, Arranging the words and The image of words . The poetic device that is used in the lines is Allusion in the Meaning of Words. Allusion is a brief reference to some person, historical event. work of art, or Biblical or Mythological situation or character
After Caesar's murder, the plebeian demand an explanation. Brutus rises to the pulpit and silence is done to hear him. In short prayer, he explains that he killed Caesar to avoid people become slaves. He claims that he killed Caesar, not because he didn't love him, but he loved Rome more. However, after Mark Antony's speech about Caesar's will, the silent crowd puts itself in growing fury.