Consider the following statements :If at section away from the ends of the beam, M represents the bending moment, V the shear force, w the intensity of loading and y represents the deflection of the beam at the section, then1. \(\frac{{dM}}{{dx}} = V\)2. \(\frac{{dV}}{{dx}} = w\)3. \(\frac{{dw}}{{dx}} = y\)Of these statements​:

• A. 1 and 2 are correct
• B. 1 and 3 are correct
• C. 2 and 3 are correct
• D. 1, 2 and 3 are correct