Shoppers are also less likely to queue for long if the item they are buying is of low valu

Shoppers are also less likely to queue for long if the item they are buying is of low value, and food and drink shopkeepers are having to find new ways to deliver good customer service.
A. in the end
B. after all
C. as a result
D. on the contrary

A. in the end B. after all(答案→)C. as a resultD. on the contrary解析： 考查短语辨析。 in the end 最后，after all毕竟，终究，as a result结果，on the contrary正相反，句意：如果购物者他们买的物品价值很低，他们不可能排好长的队，结果，食品店主正在找新的方法来传递给顾客好的服务。故选C。

就是这个解释