I believe the answer is D
Answer:
The final energy of the system is 168 J
Explanation:

Heat energy released to the surroundings, 
Work done, W = 222 J

The initial internal energy, 
The change in internal energy is given by the formula, 

The final energy of the system is 168 J
Answer:
I think it should be C, which is one
<span><span>Your hand will be cold.
if you do it often enough, you will realize your fingernails will not grow as fast (Fun fact)
</span></span>