Can you help me here?I am a bit unsure of my answer

To find:
The definition of the moment of force.
Explanation:
The moment of force also known as the torque can be described as the measure of a force's tendency to cause the body to rotate.
It is given by the product of the force and its perpendicular distance from the turning point to the force. The turning point is usually called a pivot point.
Final answer:
Thus the correct answer is option C.