Which among the following is a matching set of activities?

Answer: [C] Lifting a load, climbing a staircase, pulling a toy, Pushing a lawn mover

Water stored in a tank, wound up spring watch, stretched spring, speeding train.
In this set, speeding train possesses kinetic energy but other have potential energy.
A shooting star, a flying bird, blowing wind, a stone lying on the top of roof.
In this case, a stone lying on the top of roof: A stone lying on the top of roof possesses potential energy but other possesses kinetic energy.
Lifting a load, climbing a staircase, pulling a toy, Pushing a lawn mover
This is a matching set, all examples of work being done.
Wound-up spring, stretched bow, stone lying on the roof, moving car.
In this case, moving car possesses kinetic energy but other have potential energy

This question is a part of GKToday's Integrated IAS General Studies Module