Study the following information carefully and answer the given questions:(i) P, Q, R, S, T and U are teachers in a school teaching a different subject each - Mathematics, Physics, Sociology, Biology, Geography and History, not necessarily in the same order. There are only four female teachers.(ii) Q teaches History. No female teaches Biology or Mathematics. S, who teaches Sociology, is the oldest. P is older than R and teaches Physics. The youngest teaches Biology and U is not the youngest. T teaches Mathematics and is not older then P but younger than Q and U.Who is the youngest in the group?