Not exactly sure what you mean by CONCRETE, but when you are talking about detail or description, option A doesn't have any detail.
B is the answer! I hope I helped! :)
C Fees are due when you register.
The touch ethics is not about a literally a touch but in the business world, it's like the way a company shows the aid it provides to clients.
Factors such as listening attentively to a concern and providing appropriate solutions to that client are some of the most important touch ethics
