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:Seven people from G, H, J, K, L, M and O traveled together.In their 4-day camping life, two people are scheduled to cook for everyone every day.It is required that the four-day staff arrangement cannot be repeated, and there is exactly one person on duty for two days.In addition, the duty arrangement must also meet the following conditions? (1) J should be placed on the next day of duty H.(2) The person on duty for two days must be on the fourth day, not the third day.(3) G must be on the same day as one of J and O.(4) Arrange K at least one day on the first or second day.(5) O must be on the third day. ###Question:Which two of the following cannot be ranked together? ###Options: (A)H and K (B)H and M (C)J and O (D)K and L Do not say the word "format" in the response
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