Healthfood Inc

Healthfood Inc. manufactures jelly, made out of gelatin - a colorless, edible protein - in various fruit flavors. The company discovers that women used powdered gelatin dissolved in acetylene - a liquid organic compound - to strengthen their fingernails. It introduces a flavorless jelly as a nail-building agent. The new-use strategy was directed toward revamping the sales of a product whose growth, based on its original conceived use, had slowed down. Identify the product category involved.

A) Additions to product lines
B) Product improvements
C) Repositionings
D) New category entries