Answer:
B. Automation
Explanation:
Option A is incorrect as a human resource cannot be a material handling robot.
Option C is wrong as statistical quality control cannot do the same task as a material handling robot can. Statistical quality control can ensure quality by minimizing risk.
Options D and E are incorrect, respectively, as flexible manufacturing cannot improve the raw materials, and fixed layouts cannot be the element of the raw material process.
Option B is correct as a material handling robot is a machine. Therefore, automation is necessary to improve the raw materials handling process.
