A , identified by Michael Porter, helps organizations make their products and services distinct from their competitors.

differentiation strategy

Explanation:

Differentiation of goods is the process by which a producer makes his goods different from that of competitors in a bid to attract customers and increase sales.

For example, a firm in the beauty industry can differentiate itself from other firms  in the industry by claiming to make it products using only organic ingredients. This would attract customers because it would indicate that the company's product is more healthy

one of the appeals of a sole proprietorship is that business expenses are kept separate from your personal income tax return

c.

clarify customers’ doubts only when asked.