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: Pharmacology
[{'content': 'True statement about route of drug administration is: a) 80% bio-availability by I.V. injection  b) I.M. administration needs sterile technique. c) I.D. injection produces local tissue necrosis and irritation d) Inhalation produces delayed systemic bioavailability \nSelect and explain. \nA. bc, B. ab, C. c, D. bd', 'role': 'user'}, {'content': 'Answer: A \nExplanation: 100%\xa0bioavailibility is seen in case of IV route.\nSterile technique is needed in case of I.V. and I.M.\xa0administration.\nlrritation and local tissue necrosis is seen in case of\xa0injectable route like intramuscular or s.c. route.\nIn inhalational route, absorption of drugs takes place\xa0from vast surfaces of alveoli-so bioavailability is high\xa0and action is very rapid.', 'role': 'assistant'}]