Dished, a relatively new product, experiences an increase in sales with its super-concentrated, non-toxic, biodegradable dishwashing liquid. It has successfully carved its place against products from larger corporations such as P\&G and Unilever. Dished focuses on producing goods that are good for the environment, people, and pets. It is also five times more concentrated than conventional dishwashing liquids and does not need hot water for cleaning. It appeals to a target group of consumers who want to purchase products that are environmentally friendly, safe to use, and efficient. Which of the following approaches has Dished used to compete with corporations such as P\&G and Unilever? a. Mass marketing b. Segment marketing c. Micro marketing d. Niche marketing