题目选项分析

Roland: The alarming fact is that 90 percent of the people in this country now report that they know someone who is unemployed.

Sharon: But a normal, moderate level of unemployment is 5 percent, with 1 out of 20 workers unemployed. So at any given time if a person knows approximately 50 workers, one or more will very likely be unemployed.

Sharon's argument is structured to lead to which of the following as a conclusion?

【选项】The fact that 90% of the people know someone who is unemployed is not an indication that unemployment is abnormally high.