This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET Jan 2020, Subject name: Anatomy
[{'content': 'Hand deformity presennting as hyper-extension at the metcarpo phalaogeal joint and flexion at inter-phalanngeal joint, occurs due to paralysed \nSelect and explain. \nA. Flexor digitorum profundus, B. Lumbricals, C. Lumbricals and interossei, D. Extensor digitorum', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Interossei and lumbricalsflexes MCP (metacarpophallangeal joint) and extend IP (interphallangeal joint). Injury to interossei and lumbricals leads toclaw hand (extended MCP and flexed IP)', 'role': 'assistant'}]