Q$1.$ Product design determines the success or failure of products in the marketplace. Product design is$\_\_\_\_\_\_\_\_$

a$)$ The process of innovating a new product to be sold by a business to its customers

b$)$ The process of creating a new product to be sold by a business to its customers

c$)$ The process of creating an old product to a new product to be sold by a business to its customers

d$)$ The process of innovating an old product to a new product to be sold by a business to its customers