Teacher:In this task, you will be presented with a question having multiple possible answers in German language. And you should choose a most suitable option out of "A", "B", "C", "D", and "E" based on your commonsense knowledge.
Teacher: Now, understand the problem? Solve this instance: Question: Wo sind Bakterien in der Natur zu finden? 
 Options: A Wasser B Petrischale C Boden D See E Toilettenschüssel 
Student:
C