A) The princess is content with making decisions even difficult ones.
Explanation:
The princess was aware what was behind the door. She knew that the prince will ask for her help. It was the dilemmatic situation in which she had to decide the fate of the man. Her decision involved just a minute action but to arrive at such a decision she has to undergo a lot of critical thinking. Her decision involved the future of both of the lovers. Although the decision made by her was very difficult but it can be concluded that she had already decided and was content with her decision.
It allows him to hear the war drum that forces him to kill. The acute silence makes the narrator so uncomfortable, he must make the old man scream. The narrator thinks that only killing the old man will make all of the surrounding noises disappear