Final answer:
A product manager is responsible for overseeing a product, product line, or several distinct products within an organization.
Step-by-step explanation:
A product manager is responsible for a product, product line, or several distinct products in an interrelated group within an organization. They are in charge of overseeing the development and launch of new products, managing the product's life cycle, conducting market research, and collaborating with different teams such as marketing and engineering.