新东方蓝皮书150 求解

shuoben

which of the following most logically completes the passage?

concernd about financial well-being of its ederly citizens,the government of R decided 2 years ago to increase by 20 percent the government-provided pension paid to all R over 65 ,inflation can in the intervening period has been negligible,and the increase has been duly received by all eligible R.Nevertheless,many of them are no better off financailly than they were before the increase,in large part because______

(E) in R  childern typically supplement the income of ederly parents,but only but only by enough to provide them with a comfortable living

不是很明白是怎么连接上的 ，既然有政府的补助，那还与 childern supplement 有什么关系呢？