Which of the Following Statements Is Incorrect

Which of the following statements is incorrect?

A) Adaptations in product styling, colour, size and other appearance features are more common in industrial marketing than consumer marketing.
B) Products that rely heavily on written or spoken language have to be adapted for better penetration of the market.
C) When a product sold overseas requires repairs, parts or service, the problem of obtaining, training and holding onto sophisticated engineering or repair staff is not easy.
D) All the alternatives are incorrect.