I believe its either Rising action or the climax.
I feel like agree with (B) much more because in the question it states that the quote has to show the "cultural complexity" of the genre meaning that its not as static as it was before as mentioned in question A. , but how it evolved over-time thus becoming more complex : branching out into different ideas of race and class .
Answer:
I-
That's a lot of writing-
Can we just give you some tips on how to right the essay.....?
We can't just write an essay for you, you have to learn.
The stories like “A Sound of Thunder and Nethergrave” will make you understand thT are wonderful pieces of science fiction. Both stories take you on a journey. One story takes you through the past and the other takes you through a virtual world. Of the both stories I think that “A Sound of Thunder”was a better story because it had a clearer story line then the other.