When you analyze a structure of a writing or some articles, first of all you must consider the every details that could make the writings as a whole and ask what composes it and how is this structured. The best answer to this question is this sentences. "What is the source of details-personal experience, experiments, scholarly source, or facts?"
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.
This should appeal to sight.
This imagery instantly gives you an image of rays of sunlight and how your eyes perceive them and connect them to something beautiful.
