How is a single-shot firearm different from a repeating firearm? a single-shot firearm has extra cartridges or shotshells ready in a magazine.

Single shot firearm is different from a repeating firearm because of the fact that the single shot firearm is in need to be reloaded each time that the single shot firearm is being used whereas the repeating firearm has extra cartilages by which it doesn't necessarily in need to be reloaded each time it has been fired.

answer; i believe the correct answer is prefrontal cortex;