Answer
given,
time of disk stayed a loft = 16.7 sec
height reached = 18.4 m
mass = 72 kg
now work done is equal to change in potential energy



W = 12983.04 J
Positive sign means that work is in the direction of motion.



P = 777.42 Watts
Above information helps you bro.
Answer:
I strongly feel its 1.
Explanation:
the expectancy theory of motivation is basically getting an reward for a great accomplishment so 1 would make the most sense in this question, lmk if its wrong