casual analysis

0An office building at State University contains a concrete stairway, the carpet on which has become worn and frayed. Despite numerous warnings by the Occupational Safety and Health Administration, the university has not replaced a burned-out light in the stairway. Fred, a student, recently caught his heel in the torn carpet, tripped, and fell down the stairway. He was hospitalized for a severe concussion and other injuries. After his release from the hospital, he required much more medical attention and medication and had to withdraw from the university for a semester. He　brings suit against the university.02br
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00　　Which one of the following is the best ling of causal analysis for Fred's attorney to pursue in the personal injury case?02br
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00　　(A) The concrete steps, because they were hard, worsened Fred's injuries.02br
00　　(B) The university is responsible for the condition of the carpet.02br
00　　(C) The burned-out light constitutes negligence.02br
00　　(D) The distance Fred fell worsened his injuries.02br
00　　(E) The Occupational Safety and Health Administration has no jurisdiction over the university.02br
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00I pick 'b'02br
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00What did you think?0-