Task: Wrong Candidate Generation
Input (English): Context: 8:30 pm , EDT . Update on the first day .... Well , I got on the trail about 11:00 this morning . It took longer to get to the trailhead than I had planned . 
Question: What could have caused the delay in finding the trailhead ? 
Correct Answer: None of the above choices .
Output (English): The trails were well - marked .