Which statement best compares the two authors' points of view in the passages?
1) Both authors think climbers have failed to grasp environmental policies, but only the author of passage 1 calls for tighter restrictions on climbers.
2) The author of passage 1 thinks there is little cause for optimism regarding efforts to clean up Mount Everest, but the author of passage 2 thinks enforcing strict regulations will solve the problem.
3) The author of passage 1 thinks private climbing companies are more helpful than the government, while the author of passage 2 thinks the extreme sports industry is increasing the trash problems.
4) Both authors are concerned about trash on Mount Everest, but the author of passage 2 condemns climbers as being insensitive to the problem.
