Ella Had Been Using an Imported Brand of Shampoo for Several

Ella had been using an imported brand of shampoo for several years,but she could no longer find it anywhere.As she was considering what kind of shampoo to try,she was surprised to see ads for Procter & Gamble's Head and Shoulders,which was being promoted as a glamorous health-oriented product.She had always thought of Head and Shoulders as an anti-dandruff shampoo.The new ads suggest that Head & Shoulders has been

A) rebranded.
B) reformulated.
C) licensed to a premium shampoo manufacturer.
D) extended as a brand.
E) co-branded.