Answer:
C
Explanation
I would guess water vapor because it cant really change form from there unless you split it
An enema administration is a technique used to stimulate stool evacuation The process helps push waste out of the rectum when you cannot do so on your own
The Nassau Din beat the the star has.
It may turn into a black hole if it has a high enough mass.
Since there are no given items, I will give a general answer. Energy....or the lack of it. Examples: Heat, electricity, force (when an item is moving and it impacts something, it heats up...friction is an example of this), etc