Most likely: "A midwinter vacation at Club Tropic has its good points and bad points".
It sums up the basic points of the paragraph, and introduces the subject in a more or less general way. And by placing it at the beginning of the paragraph, and reading it out loud or in your head you can see/hear how it suits it.
Answer:
"is" should be are
Explanation:
"the trails" is plural so you have to use "are" rather than is.
Answer:
Not having seen
Explanation:
It's the only one that makes sense
Okay, can you send the story link so i can access it, i can have it typed up in an hour or two
Answer: I know
Explanation: color in same