James' company owns several supermarkets. His company has decided to install self-checkout lanes in order to decrease their costs. What method is James' company using? Service differentiation. Product design. Re-engineering. Creating a new delivery method.Thomas owns a large IT company. He attempts to gain an upper hand in the market by using very skilled workers and inexpensive raw materials. Overall, he is very focused on controlling the costs in order to maximize the value of his products to consumers. How is this an example of cost-competitive advantage? Because the focus is exclusively on minimizing the cost of materials. All the answers are correct. Because he advertises that his products are very cheap. Because the overall focus is on controlling costs in every segment of production