Answer:
D. Repetition
Explanation:
Repetition is the action of repeating something
"During the shop’s peak hours – from eight in the evening till around midnight – one could hardly hear oneself talk because of the boisterous chatters that went on."
I have been trying to google about the topic you are searching for. Are you sure that the stage you need to write about is called transitional? Probably you have meant revising stage. <span>No text should be sent out or published without going over it at least once! Twice is even better. You must reread even the shortest business email to prevent any embarrassing mistakes (such as sending the wrong email to the wrong person, to start with). Revising means evaluating your text’s content and making sure you actually wrote what you intended in the planning stage. </span>
I would say A, but I'm not sure.
Answer:
Depending on the context you may consider antonyms to ostentatious such as reserved or modest. The word you are looking for is something like patina or tarnish.