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Which of the following statements regarding the location of septic tanks does not conform to the provisions of the Code for Design of Building Water Supply and Drainage? ( ) A. The distance between the outer wall of the septic tank and the outer wall of the building should not exceed 5 meters, and it must not affect the building’s foundation. B. When the septic tank has to be installed inside the building due to certain constraints, measures must be taken to ensure ventilation, odor prevention, and explosion protection. C. The location where the septic tank is placed should facilitate its cleaning by motorized vehicles. D. The septic tank should be kept as hidden as possible, and it should not be located in areas where people frequently move about. Answer: A. Options B and C comply with the provisions of Note 4.8.5 and Paragraph 1 of Article 4.8.5 of the current “Code for Design of Building Water Supply and Drainage Systems”. Option D describes the situation accurately. To prevent the odors emitted by septic tanks from affecting the surrounding environment, they should be kept as hidden as possible and not located in areas where people frequently move about. Option A does not comply with the provisions of Article 4.8.5, Paragraph 2, of the current \"Code for Design of Building Water Supply and Drainage Systems\"; a minimum safety distance must be maintained between septic tanks and buildings. Therefore, the required distance between the outer wall of such tanks and the outer wall of the building should be no less than 5 meters, rather than no more than 5 meters