A shop advertises everything is "half price in today\textquotesingle s sale." In addition, a coupon gives a $25 \textbackslash\%$ discount on sale prices. Using the coupon, the price today represents what percentage off the original price? (adapted from 2012 AMC 8, Question \#8) 
选项为:A:$$40\textbackslash\%$$  B:$$42.5\textbackslash\%$$  C:$$57.5\textbackslash\%$$  D:$$62.5\textbackslash\%$$  E:$$70\textbackslash\%$$  请回答其中一个选项.