Answer:
(A) Operational research;
(B) (Option D) Raw sausage from his hands can contaminate the pancakes
Step-by-step explanation:
(A) Operational research (OR) refers to the process of applying scientific methods to the administration and management of commercial, industrial, government processes and etc.
Operational research entails the process of developing and using varying problem-solving techniques and procedures, in other to provide solutions that will improve decision-making and efficiency of an organization.
Operational research is crucial tool that proffer solutions to complex organizational problems.
Operational research techniques are incorpated to observe, analyze and determine problem within an organization, and hence give managers a better framework or clue for enhanced decision making.
(B) The raw sausage presumably contains some contaminant (like pathogens), which are eliminated when the sausage is passed through intense heat during baking process.
Therefore, the chef touching cooked pancakes with raw sausage in his or her hand will contaminate the pancakes.