Answer:
Jeff should follow the responsibility code to ensure his safety if he wants to go on his school's skiing trip.
Explanation:
Besides what's basic and important to be safe like taking previous lesson, bring the necessary equipment, do the warm up, there's a responsibility code specially made for the security of the performer which is:
-Always stay in control
-People ahead of you have the right of way.
-Stop in a safe place for you and the others.
-Whenever staring downhill, look uphill and yield.
-Use devices to help prevent runaway equipment.
-Be alert of signs and warnings.
-Keep off closed trails.
-Know how to use the lifts properly.