Allusion to common settings.
Answer: Option C.
Step-by-step explanation:
In the question, there is a poem that has been talked about which was written by W.H. Auden and a painting which was painted by Pieter Bruegel. There were certain similarities in both the things that have been talked about in this question.
Because of the similarities that have been talked about in both these things, there is allusion to common settings option been selected. The settings of both the poem and the painting are similar.