This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General, Subject name: Microbiology
Most of the drug resistance occurs due to:(1996) 
Select and explain. 
A. Transduction, B. Translation, C. Mutation, D. Conjugation
D: Conjugation
Answer: D: Conjugation 
Explanation: Ans: d