When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that

• A. the tail of the load reaches the section
• B. the head of the load reaches the section
• C. the load position should be such that the section divides it equally on both sides
• D. the load position should be such that the section divides the load in the same ratio as it divides the span

Answer: (D)