Imagery is the main element poets as well as writers in general use to appeal to our five sense. Imagery is the usage of descriptive detail to better explain what makes up a certain environment or feeling. It's not limited to anything, so that means everything can be described in utterly realistic ways, and therefore helping us feel like we are within the poem as we read it, living alongside the words of the poet.
I think the reason is that i<span>t makes the reader feel sympathy for the conspirators. Besides, if he says that he is an "honorable man" and Antony is at the funeral, we most likely act respectful and have sympathy for the loss. That is why the answer is B. </span>