Which of the Following Are NOT Attributes Normally Associated with an Intangible

Which of the following are NOT attributes normally associated with an intangible product?

A) customers often cannot taste the product before they buy
B) customers often cannot see the product before they buy it
C) salespeople selling intangible products tend to focus their presentations on the product itself
D) salespeople selling intangible products tend to focus their presentations on the product's benefit(s)
E) none of these choices are correct