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: Unknown
[{'content': 'Antimicrobial resistance in frequent lens user is due to- \nSelect and explain. \nA. Biofilm formation, B. Improper handling, C. Unhygienic formation, D. Low potency of antibiotics', 'role': 'user'}, {'content': 'Answer: A \nExplanation: (Refer: AK Khurana Comprehensive Ophthalmology, 6th edition, pg no. 50)\n\nThe contaminated contact lens provides Psuedomonas aeruginosa an idea site for attachment and biofilm production\nContinuous contact of the eye to the biofilm-infested lens can lead to serious ocular diseases, such as keratitis (corneal ulcers)\nThe biofilm also prevent effective penetration of the antibiotics, which increase the chances of antibiotic resistance', 'role': 'assistant'}]