Before a star is a star, it is an enormous cloud of gases. At the start, wisps of gas and drifts of dust collect, their gravity drawing them together. As more stuff gathers, its combined gravitation grows stronger. Which image would best support a reader's understanding of the text?
A. The sun, a large, glowing sphere.
B. A swirl of gases.
C. A dark colored sphere with a black center and a haze of gases surrounding it.
D. Lines of bright light extending from a bright center.