22,000 were killed or injured. It was a result of "carelessness" on the part of the workers (as said in coursehero.com)
Henry the FIFTH was the king of england from 1413 until his death at age 35 in 1422
A state judge handles more local cases. A federal judge handles normaly larger cases or cases that took place on federal properly. jugdes have tge power to block laws made by congress or the president. jugdes arnt elected by the people.
An oligarchy- by definition- means, “A small group of people having control of a country, group, or organization.” (Source for definition: “Google”)
The answers not supported by this definition are: B, C, and D, as B and C are citizen-contributed systems, and D is a monarchy/dictatorship.
This leaves us with answer “A” being the only plausible answer to fit our description.
I hope this helps!