Present
Present progressive has "-ing", present emphatic requires the verb "do" or "does" and present perfect requires "is/has/have"
Answer: The authors choice impacts the meaning because it could change the whole story by one little move. And anything could happen within a second of the story due to the authors actions.
Answer:
This is an amazing start to an essay but make sure to add proper grammatical punctuation and such. I recommend using grammarly to help you.
I think it's quieter out of all the answers it makes the most sense