The answer is all three. Knowing the answers to these questions will allow you to choose the best organizational strategy for your paper and create the best outline.
It is D. because you want to know what the paper is about, that way you don't confuse your readers. You also want to ask who will be reading it that way you know what else to include in your paper. Like let's say you are writing about the blue jay and you know that your teacher will be reading it so you put in some interesting-but true- facts. You also want to ask what the purpose is because if it is a fiction then you can make things up but if it is non-fiction then you have to make sure all of your facts are true.
Explanation: The sentence that is correctly punctuated is: B. Two main causes of orchid death include: overwatering and overpotting; however, too much sun can also cause a problem. It is correct because because before a sentence connector such as However there must be a full stop or a semi-colon. This is the case in sentence B while the other sentences have a comma before however. Commas are not used before conjuncts.