Please answer the following question: Franziska Mietzner - Franziska Mietzner (born 20 December 1988 in Bad Saarow) is a German handballer who plays for Thuringer HC and the German national team in left back position. Mietzner played on the Junior European Championship in 2007 and participated at the Junior World Championship a year later where she led the German national team to the final triumph. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Athlete