I think it is D because dialogue is a conversation
Yes, punctuality is nesscsary and essential
Example-showing up late for a job interview sets up a bad first impression. Even if you arrive 5 minutes late, the first thing your potential employer knows about you, is that you were late. Your work ethic may be great, you may take on challenging tasks, you may communicate well with others and you may have graduated at the top 10% of you class-but you were late.
The three areas that should be enhanced in the diction to engage the reader are:
Setting, Character, and Plot.
Additional information:
These are the elements in a story or fiction that needs to be enhanced in order to get the reader's attention, increase their enjoyment, and at the same time understanding of different literary pieces.