Which of the Following Statements Is Incorrect

Which of the following statements is incorrect?

A) For some products, many consumers now do product research online prior to making a purchase at a physical store.
B) Developing an online marketing mix is based on the same fundamental principles as the development of the overall marketing mix.
C) Some products are better suited to an online marketing environment than others.
D) Quantitative consumer information can be obtained in an online marketing environment, but not qualitative information.
E) All of the options listed.