What could be a potential explanation for a firm selling virtually ide

What could be a potential explanation for a firm selling virtually identical products under different brands?

A) Consumers are well informed about the quality of the products.
B) Consumers believe that the products’ quality is similar and thus firms are able to price discriminate.
C) Consumers always favor private-label brands.
D) Consumers believe that the products’ quality differs and thus firms are able to price discriminate.

ANSWER

D