Answer:
The strategy of Grandmother Spider worked, but the sun has become too hot for the creatures. Grandmother Spider's scheme succeeded, and the creatures are now fighting for control of the sun. Grandmother Spider's approach succeeded, and the Sun now benefits all of the creatures. Grandmother Spider's scheme failed, and the night remains black.
Due to the fact that I have not read this book i would not be able to accurately answer this question however, I can offer a suggestion and that would be B.