Differentiation refers to:

a. all the activities from the gathering of raw materials to the sale of the finished product that a business goes through to make a product.
b. all the activities from the gathering of raw materials to the sale of the finished product that a business goes through to make a product.
c. creating products or providing services at the lowest cost possible relative to its competitors while maintaining a quality that is acceptable to consumers.
d. creating unique value for the customer through advanced technology, high-quality ingredients or components, product features, and superior delivery time.
e. the cost advantages that a business obtains through expanding in size.