The following statements are related to bending of beams:

- The slope of the bending moment diagram is equal to the shear force.
- The slope of the shear force diagram is equal to the load intensity.
- The slope of the curvature is equal to the flexural rotation.
- The second derivative of the deflection is equal to the curvature.

The only $\textbf{FALSE}$ statement is

- I
- II
- III
- IV