A. immediately
which means: at once, instantly
Answer:
Organisms need food, water, and living space in order to survive. Food provides them with the energy to transfer from place to place, grow, and reproduce. Organisms need a living space to defend themselves from bad weather and predators.
Explanation:
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.