You didn't provide the sentences, however, they probably contain things like vivid descriptions of things or their smells or how they feel when you touch them. If they are extremely realistic, then they are really vivid and this should be your correct sentence.
Wan is the word that most closely means "faint and suggestive of unhappiness". :)
D. replace a semicolon
hope this helps :)
Answer:
By mentioning visitors and railroad advertisements, Cobb highlights that the trees have brought a large number of tourists to the city.
Explanation: