Which of the Following Product Characteristics Influences the Rate at Which

Multiple Choice

Which of the following product characteristics influences the rate at which consumers adopt new products?

A) the relative complexity; the ease with which the technology can be understood or used
B) the degree to which the product benefits can be observed
C) the ability to trial or sample the product on a limited scale
D) the product's relative advantage over existing technologies or substitutes
E) all of the above