Which addition would be most beneficial to the following paragraph? in the united states, it is a custom. servers are paid a low hourly wage and rely on tips to make up the difference. thus, regardless of the quality of the service, leaving a tip is a matter of common courtesy. however, in other parts of the world, servers receive a higher wage and tips are not expected. they are reserved only for exceptional service. in some locales, leaving a tip may even be considered insulting or rude. select one: a. a clear topic sentence b. moew development c. transitional d. nothing. this paragraph requires no revision