"like tears on a child's dirty face" is a figurative language
The point of view used by John Steinbeck in the novel Of Mice and Men is third person omniscient and objective. This means that the narrative is not given by a character within the story. It also means that the narrator knows everything about the characters, and the plot itself.
To take the place of a person, or thing, previously in authority/use.
eg: The older models have now been superseded
Synonyms: Replace,succeed,supplant
Hope this helps:)