The answer is elaborate. It makes the most sense when you plug it in the sentence.
Answer:
<em>The answer is B!</em>
Explanation:
If you're trying to add a word to the next sentence it could either be "Although" or "However". The second option sounds better than the first though
Answer:
to show how gases move under the force of a black hole
Plays based on the lives of saints were known as Miracle Plays