In introductory physics, which statement best explains acceleration?

• A. Acceleration is the amount of force an object has, measured in newtons.
• B. Acceleration is the rate of change of position with respect to time, $a=\frac{dx}{dt}$.
• C. Acceleration is the rate of change of velocity with respect to time, $a=\frac{dv}{dt}$.
• D. Acceleration is the total distance traveled divided by time, $a=\frac{d}{t}$.

Answer: (C)