A wireless phone manufacturer introduced a next-generation phone that received a high level of positive publicity. Despite running several high-speed production assembly lines, the manufacturer is still falling short in meeting demand for the phone nine months after introduction. Which of the following statements is the most plausible explanation for the demand/supply imbalance?

A. The phone price is low relative to the equilibrium price.

B. Competitors introduced next-generation phones at a similar price.

C. Consumer incomes grew faster than the manufacturer anticipated.