Answer:
e. Personal value equation
Explanation:
To check that the product the company is offering to the customers whether the product is financially feasible or not, the companies individually take the opinion of the customer about the product by delivering and communicating them personally so that they actually know about their product.
Customer perception is different about the product they want to buy. They simply want the benefit and the satisfaction after consuming the product that means the time and the cost they has incurred to get the product is to meet their expectations.
