In the sentence that follows, which phrase
has a connotation that signals the author's
opinion of rock climbers?
"Rock climbing requires a heroic amount of
focus, strength, and stamina, but as a result
of their efforts, climbers are given access
not only to mountain-peak views, but to
peak emotional experiences as well."
a heroic amount
focus, strength, and stamina
as a result of their efforts
mountain-peak views