When They Were First Introduced, Peel-Back Aluminum Seals Were Seen

When they were first introduced, peel-back aluminum seals were seen as a great alternative to using a traditional can opener to open cans because many people sliced their fingers with can openers. As soon as the technology became widely available, many manufacturers switched to this safer, more flexible seal. This packaging innovation added a

A) functional benefit.
B) reseller benefit.
C) communication benefit.
D) perceptual benefit.
E) psychological benefit.