Which alternative is true when it comes to slippery road conditions in summer?
The options are not shown, since this is one of the 1000 paid questions.
Buy all 1000 questions now
“The summer [...] On hot sunny days, the tar in the asphalt may rise to the surface and make it slippery.” (Driving Licence Book, 19th Edition, page 168)
There is also a driving licence book online (2023).
More examples of explanations: