This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Pathology
[{'content': 'Heart failure cells are seen in \nSelect and explain. \nA. Kidney, B. Heart, C. Lungs, D. Brain', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) Lungs(Ref: Robbins 9th/pg 529; 8th/pg 535)Morphology in Lungs in LVFLungs: Most commonly affected organHeart failure cells Q-hemosiderin containing macrophages.Edematous widening of alveolar septa and -Edema fluid in the alveolar spaces.', 'role': 'assistant'}]