Question This yellow sign means: Answers There is a sharp turn to the right. The lane must turn right. A right turn is permitted on a green arrow only. Explanation Some warning signs have a fluorescent yellow-green background. These signs warn of upcoming conditions, including roads with curves and sharp turns. Take a FREE Practice Test Now This questions appears in the following tests: Kentucky Practice Test South Carolina Practice Test Maine Practice Test Wisconsin Practice Test California Practice Test Arkansas Practice Test Delaware Practice Test New Mexico Practice Test Tennessee Practice Test Alabama Practice Test Georgia Practice Test Wyoming Practice Test South Dakota Practice Test Mississippi Practice Test Illinois Practice Test Arizona Practice Test Rhode Island Practice Test Connecticut Practice Test Oklahoma Practice Test District Of Columbia Practice Test Nebraska Practice Test Kansas Practice Test