Answer:
b. generic product
Step-by-step explanation:
Generic product -
It refers to the products which is sled on the name of some other brand , is referred to as a generic product.
These products are very popular in local shops , which may or may not be having any brand name , these products also less expensive and hence, are prefered by most of the people , as they are efficient in their work , and these product are least advertised .
Hence , people really enjoy using these product .
The correct option is b. generic product .