According to most progressives, it is the business or employer that should be held responsible for employee injuries that occur on the job. Although of course this isn't always true.
The correct answer would be simple details. A compare and contrast essay should not identify simple details. You do not need to identify simplistic details in a compare and contrast essay unless these details convey a deeper meaning. Simple details are just very simple and easily understood and need not to be compared with anything. Such as "dogs and cats are animals".