I think it is all of the above but you might want a second opinion.
Answer:
A.) Balanced
Explanation:
If two individual forces are of equal magnitude and opposite direction, then the forces are said to be balanced. An object is said to be acted upon by an unbalanced force only when there is an individual force that is not being balanced by a force of equal magnitude and in the opposite direction.
Just look up a labeled mitochondria diagram on google you’ll find all the answers