Tiannan University plans to send two graduate students and three undergraduate students to shancun primary school as volunteer teachers. After individual application and democratic evaluation, the final candidate will be selected from three graduate students zhao Ting, Tang Ling and Yin Qian and five undergraduates Zhou Yan, Li Huan, Wen Qin, Xu Ang and Zhu Min. According to the regulation, the same college or the same association at most one person. It is known that :(1) tang ling and zhu min are both from the school of mathematics; (2) Zhou Yan and Xu Ang are both from the College of Arts; (3) Li Hao and Zhu Min are both from the Debating Society.
mandatory?
zhao Ting