[讨论]prep-153 as compared to对吗

prep-153. A recent United States Census Bureau report shows that there are more than three times as many households where the children and grandchildren are living in their grandparents' home as compared to households where the grandparents are living in their children's or grandchildren's home.

(A) as compared to households where the

(B) as there are households where the

(C) as those whose

(D) than compared to those where the

(E) than there are whose

A为什么不对，解释是说as compared to 搭配不对。

但132.     

A recent review of pay scales indicates that CEO's now earn an average of 419 times more pay than blue-collar workers, compared to a ratio of 42 times in 1980.

(A) that CEO's now earn an average of 419 times more pay than blue-collar workers, compared to a ratio of 42 times

(B) that, on average, CEO's now earn 419 times the pay of blue-collar workers, a ratio that compares to 42 times

(C) that, on average, CEO's now earn 419 times the pay of blue-collar workers, as compared to 42 times their pay, the ratio

(D) CEO's who now earn on average 419 times more pay than blue-collar workers, as compared to 42 times their pay, the ratio

(E) CEO's now earning an average of 419 times the pay of blue-collar workers, compared to the ratio of 42 times

正确答案C，why这里as compared to是对的呢？

A recent review of pay scales indicates that CEO's now earn an average of 419 times more pay than blue-collar workers, compared to a ratio of 42 times in 1980.

(A) that CEO's now earn an average of 419 times more pay than blue-collar workers, compared to a ratio of 42 times

(B) that, on average, CEO's now earn 419 times the pay of blue-collar workers, a ratio that compares to 42 times

(C) that, on average, CEO's now earn 419 times the pay of blue-collar workers, as compared to 42 times their pay, the ratio

(D) CEO's who now earn on average 419 times more pay than blue-collar workers, as compared to 42 times their pay, the ratio

(E) CEO's now earning an average of 419 times the pay of blue-collar workers, compared to the ratio of 42 times

正确答案C，why这里as compared to是对的呢？

A recent review of pay scales indicates that CEO's now earn an average of 419 times more pay than blue-collar workers, compared to a ratio of 42 times in 1980.

(A) that CEO's now earn an average of 419 times more pay than blue-collar workers, compared to a ratio of 42 times

(B) that, on average, CEO's now earn 419 times the pay of blue-collar workers, a ratio that compares to 42 times

(C) that, on average, CEO's now earn 419 times the pay of blue-collar workers, as compared to 42 times their pay, the ratio

(D) CEO's who now earn on average 419 times more pay than blue-collar workers, as compared to 42 times their pay, the ratio

(E) CEO's now earning an average of 419 times the pay of blue-collar workers, compared to the ratio of 42 times

正确答案C，why这里as compared to是对的呢？

我觉得153是there be 句型的主谓比较，as....as，那个as compared to....比较对象不对等。132是as是个插入语，ratio是同位语