Which of the following sentences uses conversational, middle-level diction?
a) Salutations! I deem it possible that you will be perplexed by what has transpired on this very day. Please approach my office to confer with me before you depart for the present day.
b) All of these sentences use conversational, middle-level diction.
c) Hey, dude! UR not gonna believe this! Come by 2C me B4 you leave 2day.
d) Hello! You will not believe what I just learned. Drop by my office before you leave today to discuss it.