The Nurse Is Teaching a Wilderness Survival Class

The nurse is teaching a wilderness survival class.Which statement by a participant indicates that additional teaching is needed?

A) "If I get too cold, I can have some brandy to help me get warmed up."
B) "My climbing partner should let me know right away if my nose turns white."
C) "If my partner can't think straight, we should descend to a lower altitude."
D) "It is okay to feel a little short of breath when I am climbing, but not at rest."