Questions 11-13 are based on the following story about the speaker and his friends climbing in the Himalayas. You now have 15 seconds to read questions 11-13. What did the native guides do to help the members of the team during the trip
A. They encourage the team members when they were in danger and difficulties and took care of them.
B. They cooked for them.
C. They explored the route for them.
D. They discussed future plans with them.