Question ID:PT21 S1 Q3 Passage:Seven students—fourth-year students Kim and Lee; third-year students Pat and Robin; and second-year students Sandy, Terry, and Val—and only those seven, are being assigned to rooms of equal size in a dormitory. Each room assigned must have either one, or two, or three students assigned to it, and will accordingly be called either a single, or a double, or a triple. The seven students are assigned to rooms in accordance with the following conditions:No fourth-year student can be assigned to a triple.No second-year student can be assigned to a single.Lee and Robin must not share the same room.Kim and Pat must share the same room. Stem:Which one of the following must be true? Correct Answer Choice:BChoice A:Lee is assigned to a single. Choice B:Pat shares a double with another student. Choice C:Robin shares a double with another student. Choice D:Two of the second-year students share a double with each other. Choice E:Neither of the third-year students is assigned to a single.