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
Discarded medicine - 
Select and explain. 
A. Blue bag, B. Black, C. Yellow, D. Red
B: Black
Answer: B: Black 
Explanation: Ans. is b i.e., Black o Discarded medicines are category 5 wastes which are discarded in black colour plastic bag.