Answer and Explanation:
here are a few sentences i found:
The one possible advantage of hearing the characters' voices as opposed
to silently reading the scene is that it helps listeners keep track of
which woman is speaking. Through audio recording as opposed to silently
reading a play, it can also help listeners interpret the characters'
emotions and motivations
Context is what something is contained of. So explaining the context of a story, means to explain what the story means, or what the story is about.
B - too specific for the purpose
While that would be a good topic sentence, it is far too specific for the thesis of an entire essay