The answer option which is not a force is: C. Acceleration.
What is a force?
A force can be defined as a push or pull of an object or physical body, which typically results in a change of motion (acceleration), especially due to the interaction of the object with another.
The examples of a force.
In Science, the three (3) most common examples of a force include the following:
In conclusion, acceleration is not an example of a force but a change in the rate of velocity of an object with respect to time.
Read more on force here: brainly.com/question/1121817
