Final answer:
Private Smith would likely face a general court martial, which is used for the most severe offenses, including murder, and can result in life imprisonment or the death penalty. The correct answer is option C.
Step-by-step explanation:
Private Smith, having been accused of murdering a fellow soldier, would likely be subject to a general court martial. This type of court martial is the most serious level of military courts and is reserved for the most severe offenses, such as murder. A general court martial is composed of a judge, a legal counsel for the prosecution and defense, and a panel of military members who serve as the jury. Depending on the evidence and the severity of the crime, the accused can face life imprisonment or the death penalty if convicted in a general court martial. Other types of court martial, like the summary and special court martial, are generally for less serious offenses and carry lesser punishments.