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: Radiology
[{'content': 'A patient presented with minimal Rt. sided pleural effusion. The best method to detect this would be \nSelect and explain. \nA. Rt. lateral, B. Left Lateral, C. Left lateral decubitus, D. Right lateral decubitus', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. Right lateral decubitus Ipsilateral decubitus is investigation of choice for minimal pleural effusionQ', 'role': 'assistant'}]