About the usage of AS

xunzhang

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

The answer is C. however, I do not know the function of "as" here

carolhide

在置顶知识点连接中有相关总结。