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: Dental
Main drawback of esthetic fibre reinforced post over metallic post? 
Select and explain. 
A. Technique sensitive and expensive, B. Bonding to dentin, C. Modulous of elasticity near to dentin, D. Not esthetic
A: Technique sensitive and expensive
Answer: A: Technique sensitive and expensive 
Explanation: None