【单选题】

It can be inferred from the text that public services______.

A、have benefited many peopleC、are the focus of pubhc attention
B、are tin improper subject for humorD、have often been the laughing stock
A．

It can be inferred from the text that public services______.

B．have benefited many people
C．are tin improper subject for humor
D．are the focus of pubhc attention
E．have often been the laughing stock