Jake Developed a Toothpaste Using Only Natural Ingredients, and He

Jake developed a toothpaste using only natural ingredients, and he has been quite successful selling the product in health food stores and some grocery stores. He has recently developed a toothbrush using bamboo and natural components. Jake is considering a __________, giving the toothbrush the same brand name as the toothpaste to have greater brand awareness.

A) co-brand
B) brand extension
C) premium brand
D) joint brand
E) natural brand
If Jake gives the toothbrush the same brand name as his existing toothpaste, this is a brand extension, adding a new product line (toothbrushes) to his existing brand.