Answer:
One must work hard to achieve goals in life.
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.
The passage of red riding hood illustrates the storytelling element of exposition.
You've switched, "my love of Country comes over me like a strong wind" and "The memories of the blissful moments I have spent with you come creeping over with me."