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
Ankylostoma enters the human body by - 
Select and explain. 
A. Ingestion, B. Inhalation, C. Penetration of skin, D. Inoculation
C: Penetration of skin
Answer: C: Penetration of skin 
Explanation: None