GRE Logical Reading: ETS-GRE逻辑单题ETS - VJE6TP4Y4PV4AUXTK$

Amusement rides at permanent fairgrounds are dismantled once a year for safety inspections by independent consultants. Traveling fairs, which relocate each month, can slip past the net of safety inspections and escape independent inspection for several years. Therefore, the rides at traveling fairs are less safe than the rides at permanent fairs.