请教section8

8.     Growing competitive pressures may be encouraging auditors to bend the rules in favor of clients; auditors may, for instance, allow a questionable loan to remain on the books in order to maintain a bank’s profits on paper.

(A) clients; auditors may, for instance, allow

(B) clients, as an instance, to allow

(C) clients, like to allow

(D) clients, such as to be allowing（A）

(E) clients; which might, as an instance, be the allowing of

问下为何选A，B有错吗？我觉得TO ALLOW和前面的TO BEND刚好平行，挺不错的呀，还是没有AS AN INSTANCE这个用法

只有for instance, in an instance

如果用as， 应该是说 as an instance of ...