Question

Which concrete detail is most relevant to Frederick Douglass's autobiography?

Answer 1

Answer:

The mush was put into a large wooden tray, or trough, and set down upon the ground.

Explanation:

Answer 2

Even though there is no options to choose, I have got that one which is the most suitable. The relevant detail to Frederick Douglass's autobiography is :
The mush was put into a large wooden tray, or trough, and set down upon the ground. I am pretty sure you had this option given with the task, because this one is universal and will help you in any case.