1,I thk the key of the first qsn is the emphasis on 'small proportion' which refers to workers earnin minimum wages. However, in answer c, it involved a new term' trainee' who is differnt from the worker mentioned above. While the argument say that the new policy will benefit a small proprtion only(worker), the answer c assert that traninee(who are differnt from permanent stafff) will also benefit from the reform, and thus the benefit of new polisy is not negligible. 2, For the second qsn..becasue the statement illustrate that everyone has private phone which enable them to make urgent call, the alarm box outlive its usefulness. Since the alarm box provide prank call and since everyone has easy access to private call, the alarm box is actually optional and can thus be removed. |