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:A unit arranges for 6 people on duty on the first day, second day, third day of the new year.They are G., H, K, L, P, and S.Two people are required per day.The personnel arrangement must meet the following conditions? (1) L and P must be on duty on the same day.(2) G and H cannot be on duty on the same day.(3) If K is on the first day of duty, then G is on the second day of duty.) If S is on the third day of duty, then H is on the second day of duty. ###Question:Which of the following must be true? ###Options: (A)G and S are on duty on the same day (B)S and H are not on the same day (C)K and S are not on duty on the same day (D)K and G are not on the same day Please reply with exactly 4 paragraphs and separate each paragraph with two new lines. The very last paragraph must start with the word "activity".
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