From Karijini , it 's 200 kms on a dirt road , through the deserted town of Wittenoom . We had all the windows up for most of the trip not only as a precaution against asbestosis but just to keep out the clouds of red dust that we were drawing behind . At one stage we had a quick rest stop and happened to look under the van . Dragging along the ground beneath it was most of the electrical circuitry , slowly being worn away on the rocks and dirt .

Question: Why would one describe the narrator 's trek as being dangerous ?
Answer: None of the above choices .It takes the narrator to an area with evil villagers .It takes the narrator to an area with exposed power lines .It takes the narrator to an area with mercenaries .