This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Physiology
[{'content': 'GLUT 4 Receptors are primarily found in which tissues(2018) \nSelect and explain. \nA. Brain, red blood cells, B. Neurones and placenta, C. Liver, kidney, ileum, D. Skeletal muscle, fat and cardiac tissue', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]