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
Investigation of choice for invasive amoebiasis is: 
Select and explain. 
A. Indirect hemagglutination, B. ELISA, C. Counter immune electroporesis, D. Microscopy
B: ELISA
Answer: B: ELISA 
Explanation: None