People try to avoid public transportation delays by using their own cars,and this ___ creates further problems,

问题描述:

People try to avoid public transportation delays by using their own cars,and this ___ creates further problems,
A in turn B in all C take turns Dby turns

A
反过来的意思.
人们通过使用自己的小车努力去避免公共交通的延迟,而这又反过来弄出了更多的问题.