The action of the speaker that can be considered ironic is that actually the speaker takes initiative of establishing the wall up to himself but then he questions it and has some doubts about that. There is another irony, I would say, the main one, you may find it useful : the wall which was meant to separate neighbours brings them together every year in order to repair it. Is it really the borderline?Hope that helps.
What are you trying to start?
Answer:
this is the sample answer: "Salve acts as leader traveling together to the camp. He organizes the group, delegates jobs, makes decisions and encourages them"
change it into your own words though so you arent copying the exact words
The one about the store uses the semicolon correctly.