问题详情

What can be inferred from the text？
A．The college rankings do a lot to help the students who don"t know which university to choose.
B．Education of different levels adopts the ranking system to encourage competition.
C．The newest education ranking exercises a great deal of influence on the readers.
D．U. S. News has a deep understanding on the response of the readers.请帮忙给出正确答案和分析，谢谢！