Industry analysis focuses on the amount spent on research and development by individual companies within the industry

A movie theater seat is an example of _____________

a. renting durable goods b. closely engaging customers in the service process c. renting portions of a larger physical entity d. the centrality of time to services e. differences in customer choice criteria

The __________ approach has two advantages: it provides a digital signature as well as message authentication and it does not require the distribution of keys to communicating parties

What will be an ideal response?