Please answer the question based on the following passage. You need to choose one letter from the given options, A, B, C, or D, as the final answer, and provide an explanation for your choice. Your output format should be ###Answer: [your answer] ###Explanation: [your explanation]. ###Passage:In the past, we had a lot of unrealistic high-profile in moral propaganda, so that a lot of the population said one thing and made one behind the other, and split personality.Through thinking about this phenomenon, some scholars have proposed that we should only ask ordinary people to abide by the "bottom line ethics". ###Question:Based on your understanding, which of the following options is most appropriate as the definition of "bottom line ethics"? ###Options: (A)The bottom line ethics is not to steal or kill. (B)The bottom line ethics are some of the most basic and basic codes of conduct and rules that should be observed by ordinary people in a society. (C)The bottom line ethics is not an ethics that requires selfless dedication. (D)If one compares human morality to a building, the bottom line ethics is the fundamental part of that building. In your entire response, the letter i should appear less than 9.
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