C or D I hope this helps I did t give an exact answer but it might help you
The figurative meaning of the phrase “set the wall between us” in the poem “Mending Wall” is to build a barrier between people. This figurative is taken from the "Mending Wall" poem by Robert Frost which specifically made to criticize the customs of setting a barrier between people. This part shows the poet messages.
B. I'm grateful to have the opportunity to speak to you today.