Final answer:
The decision about what specific charge to file in response to the actions of someone who has killed another person is the province of the prosecution. The prosecution is tasked with deciding on the specific charges in response to a homicide. These charges can range from manslaughter to first-degree murder based on the investigation's findings and laws. The ensuing trials are usually the domain of trial courts with general jurisdiction with potential for appeals in higher courts.
Step-by-step explanation:
The decision about what specific charge to file in response to the actions of someone who has killed another person is the province of the prosecution. In criminal cases, these decisions are made based on the circumstances of the death, intelligence gathered during the investigation, and the applicable laws. It is ultimately up to the prosecution to determine whether to charge an individual with manslaughter, first-degree murder, second-degree murder, or any other applicable charge.
In historical context, the Administration of Justice Act is an example of how jurisdiction and handling of murder charges tied to enforcing authority were dealt with uniquely. Nonetheless, in modern criminal justice systems, trial courts with general jurisdiction hear criminal cases, involving both a judge and a jury. The jury is responsible for determining guilt, and the judge (or jury in some states) sets the penalty. Following a verdict, either the prosecution or defense can appeal the decision to higher courts such as appellate courts or state supreme courts.