African culture ate beans and crops grew in their own possetion. they have many different types of cultures,on includes the khweta ceronmony. this is some small information on the African culture.
5) to provide a hint to the audience about what will happen later in the play
This should be a writer's opinion
That is because it might differ based on who was talking. Some might disagree that it has become run-down, or some might say that it has become such way before "just recently".