This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Muscles of Lower Limb, Subject name: Anatomy
[{'content': 'Biceps Femoris, a hamstring muscle causes \nSelect and explain. \nA. Hip flexion and knee Extension, B. Hip and knee Flexion, C. Hip and knee Extension, D. Hip extension and Knee Flexion', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Hamstring Muscles( Biceps femoris long head, semitendinous, semimembranous, and adductor magnus) causes flexion at knee joint and Extension at Hip Joint. Hip flexion and knee Extension by quadriceps femoris muscle Hip and knee Flexion by saorious', 'role': 'assistant'}]