According to the passage, which one of the following is NOT a factor that contributes to the difficulty in climbing Mt. Everest?

you have to tell us what you're talking about or it's impossible to answer.

every person should make it a priority to serve at least two hours per week.

it's an extremely important civic responsibility that is invaluable to citizens most in need is the correct one

a you should do a lion because they are so majestic