A new exercise video contends that with one day of fasting and a one-hour period of intense cardiovascular exercise, the average individual can lose five pounds a week and be in peak health within six months of starting the program. barriers could doom the new product to failure because the product's claims are not consistent with how consumers think and behave.

D) Usage

Explanation:

Usage barriers or obstacles to use are basically reasons why a customer will cease purchasing a good or service, or might even return a purchased good just after purchasing it. Sometimes enthusiastic customers may falsely believe that a product is easy to handle and use, while it's not, e.g. a Sedgeway that initially had very high sales but then they plummeted. Usage barriers result in high customer churn.

In this case, some users might actually believe that eating a small amount for one day and exercising for a couple of hours will radically change their body structure. The bad thing is that after a few days they will realize that it was all a lie, and they will get either frustrated or mad.

idk

explanation:

bc why nah

i believe it’s b because the rest don’t make sense