A. B, and C teach two of the six courses in Chinese, Mathematics, English, Physics, Chemistry, and Politics in a middle school. It is known that each course is only responsible for one of A. B, and C. The math teacher and the physics teacher are neighbors; A is the youngest of the three; C and the Chinese teacher and the physics teacher go home together; the Chinese teacher is older than the political teacher; at the weekend, the English teacher, the political teacher and A play ball together. It can be seen that the courses taught by the three teachers are:. ['eaches physics and chemistry, B teaches English and Chinese, and C teaches mathematics and politics.', ' teaches mathematics and chemistry, B teaches politics and language, C teaches physics and English.', ' teaches physics and English, B teaches chemistry and mathematics, C teaches language and politics.', ' teaches English and chemistry, B teaches physics and language, C teaches mathematics and politics.']