What this dialogue reveals about Chiune and Yukiko is that they are willing to put themselves in danger to save others. Option A id correct.
Chiune Sugihara is the Japanese consular official serving in Lithuania who saved the second largest number of Jews in the Holocaust. He issued more than 2,000 visas to Polish refugees. As a result more than 6,000 lives were saved. It is estimated that if the children and grandchildren of people who were saved by Sugihara were counted, there would be more than 40,000 people accross the world who owe their lives to the Sugiharas.