Which poetic device does the speaker use in the line, “since bacchus, satan, and the hangman”?

Ineed ,someone me on this and my other questions

Me ! select the correct answer. which sentence is an oxymoron? a. to have peace, we must go to war. b. a glass can be viewed as either half full or half empty. c. the lawyer was deceptively honest with his clients. d. spies do not dress like spies. e. though the lab was messy, there was a method to his madness.

In the poem, collins compares his love to a pigeon on a generals head