This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Microscope was invented by ? 
Select and explain. 
A. Ronald ross, B. Robert koch, C. Antonie van Leeuwenhoek, D. Louis pasteur
C: Antonie van Leeuwenhoek
Answer: C: Antonie van Leeuwenhoek 
Explanation: Microscope was invented by Antonie Van Leeuwenhoek.