I think it's B. the period when the Roman Empire experienced peace and prosperity
Due to the colonist and such leaving from a tyrant ruled nation. They wanted to make sure the same wouldn't happen over here, therefor they gave the President power. However it would go through some people and such. For example President Trump signed a bill, the travel ban. Yet in around 1 to 2 days, the Judicial Branch found it unconstitutional. Therefor it was overturned and disbanded.
The ice age is old news who cares about it anymore
Answer:
I would say maybe the author makes one of the main characters lose a shoe or falls on the ground and has to go to the hospital. as these things arnt people or animals so they won't be considered antagonists.