Answer:
Peter is starting a grocery delivery service.After doing some research,he finds that no other service of the type exist in his area but he may have trouble convincing his customers to pay him to buy their groceries instead of doing it themselves.As a result,he decides to position his service as a timesaving convenience.In doing so,his main competitive advantage involves Benefits.
Explanation: Peter's main competitive advantage was the benefits which people might get from the home delivery of their groceries. There are many ways in which customers buying the groceries will be benefited,such as: