Answer:
correct option: C
Explanation:
work is the energy required to move an object even in case of piston cylinder case work is calculated which is done by motion of pitson.
Work is defined as by the system on its surroundings as negative
work is not state funcion it is a path funcion and different for different path.
if there is no movement in the direction of the force means no work done by force in that dirrection.
hence opion c is correct