Select the correct option to test your answer: A Zero at both the centroidal axis and outer surface of the member B Maximum at both the centroidal axis and outer surface of the member C Zero at the centroidal axis and maximum at the outer surface of the member D Maximum at the centroidal axis and zero at the outer surface of the member Correct Answer: Option C (Zero at the centroidal axis and maximum at the outer surface of the member) Verified correct option for Mechanical Engineering (Machine Design).