Which of the following statements are correct regarding shear stress distribution across the cross section in a cantilevered beam with point load acting on the extreme end of the beam?

• A. Shear stress distribution across the cross section of beam is constant
• B. Shear stress distribution across the cross section of beam is zero
• C. Shear stress distribution across the cross section of beam is zero at center and maximum at extreme ends
• D. Shear stress distribution across the cross section of beam is zero at extreme ends and maximum at center