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: Social & Preventive Medicine
Sandfly can fly upto – 
Select and explain. 
A. 50 yards, B. 100 yards, C. 200 yards, D. 300 yard
A: 50 yards
Answer: A: 50 yards 
Explanation: None