Answer:
The answer would be C.
Explanation: The reason why is because it wraps up the paragraph neatly and doesn't leave the reader with any questions.
A it is true well it should be
The correct answer is the first sentence.
The second, third, and fourth sentences are not only incorrect, but also somewhat nonsensical. Even if they do make some sense, they are confusing and incoherent, sometimes even grammatically incorrect.