Name of the website, but it would actually be the tittle of the article. Don't know why that wasn't a choice, lol
This is an example. Just look up Raindrop.
D) Subject is the element necessary to complete the sentence above.
You already have a predicate (drives), so you don't need that, or a subordinate/independent clause. What you do need is a subject. For example:
<em>Mercedes </em>drives like no other car.
Answer:
Explanation:
An adopted dog may have already been trained at there previous placement.
An adopted dog may already have the necessary procedures.