What is the ussr? and what is the soviet union?

Which of the following sentences refers to a conflict between characters in "two kinds"?

How does frost use ambiguity to present his message about walls and neighbours what evidence supports the idea that the speaker believes good fences make good neighbors what details suggest the opposite

Choose the best paraphrase of bashes haiku an old silent pond a frog jumps into the pond splash silence again a.the pond was silent until the frog jumped in splashing now alternates with quiet b.a pond will never be silent after one frog jumps into it and starts splashing around c. a frog jumps into a quiet pond there is a splash then all is quiet once more d. there was once an accident body of water that a frog splashed into and died