it means "guilty of or involving betrayal or deception." or "(of ground, water, conditions, etc.) hazardous because of presenting hidden or unpredictable dangers."
The answer you are looking for is c
One benefit is that it can help you take notes and study
In The Metamorphosis of the Dnieper, the Volga, and the Dvina (which are all rivers in Russia), the purpose of mythology that the story fulfills is explanation of natural phenomena. The creation of these rivers is what makes the plot of the story.
Hi nice to meet you...my name is Min Aera.