Answer:
a. Step-Wise Cost
Step-by-step explanation:
Step-Wise Cost -
It refers to cost which remains the same for various products and alters as soon as the lump sum production is reduced or increased , is referred to as the step - wise cost .
Hence , these types of cost increases or decreases in a steady manner and is dependent on the production volume .
Hence , from the given scenario of the question ,
The correct answer is a. step - wise cost .