Its A the speaker is up late at night reading and hears a knocking sound.
Answer: can you show me the question plz
Explanation: i don't know the question
Answer:
Just like paper clips and staplers, correction fluid and correction tape have become office necessities. That’s a good thing because when we want to cover up a printed mistake, we often turn to correction supplies to help us out.
Here are some tips on when and how to use these popular error-masking items
