B. ( A Static Character is one that does not undergo important change in the course of the story, remaining essentially the same at the end as he or she was at the beginning.)
D. where did the poet live around the time the poem was written
Answer:
It would go in order the way it's put
Explanation:
The cause is that the interest in balloons grows so the first effect/cause would be that inventors develp hydrogen balloons, the second effect/cause is a balloon filled with hydrogen is launched, and the final effect is the very first hot air balloon is launched. I am sorry if this was confusing.