Q. Even a small production activity like loading pigs of iron into boxcars can be scientifically planned and managed. This can result in tremendous saving of human energy as well as wastage of time and materials. Which of the following Principles if management emphasize on above situation?

• (A) Harmony does not discord
• (B) Science not Rule of Thumb
• (C) Initiative
• (D) Development of each person to his or her greatest efficiency and prosperity