The correct answer is A.
The author does not allude the visitor as being Herbert. He merely call it "the thing outside". Therefore, this is not a way the author creates suspense in the story.
The rest of the options: the description of the scraping, the echoes of the knocks, and the difficulty to find the object that was needed, are all elements that help build up suspense in this passage.
Answer:
Dear, (Name)
I have heard that you have been diagnosed with dengue fever. I hope you get well soon. I can't wait for you to come back and play with you.
Your Classmate, (Your name)
Answer: I am delighted to introduce Dr. Anna Smith, a psychiatrist, who will talk to us about parent-child relationships.
Explanation: There should’ve been a comma after psychiatrist.
Answer:
hi fwl me for points........