Answer:
c. procedure
Step-by-step explanation:
Procedure - 
It refers to the standing plan, which mentions the series of action or activities which need to be followed in order to complete the task , is referred to as procedure . 
Where, 
A standing plan refers to the set of instruction , which always works for the company without any side effects .
In the Procedure, all the specific activities and proper policies are mentioned. 
A company stocks up various procedures for various set of task or function, which need to be followed during any situation. 
Hence , from the given scenario of the question, 
The correct answer is - Procedure.