The bolded word here is the BESTSELLER. This kind of complement is a direct object complement. The adjective overnight denotes to the object bestseller which is an adjective. Another adjective complements another adjective, thus, the term direct object.
aggressive, determined, earnest, energetic, enthusiastic, resourceful, anxious, ardent, aspiring, avid, ball of fire, bent upon, climbing... you get it...
#2 and #4 for sure, I'm not sure about the others. Probably not the first one.
Answer:
Sentence #1
Explanation:
Why things wouldn't be capitalized correctly:
-seasons aren't capitalized (eliminates sentence 2)
-months are capitalized (eliminates sentence 3)
-unimportant objects are not capitalized (eliminates sentence 4)
Yes, you need an introduction paragraph, three main point paragraphs, and a closing paragraph.