California Firearm Safety Certificate (FSC) Practice Exam 2024 - Free Firearm Safety Certificate Practice Questions and Study Guide.

Storing guns in a manner where they are not accessible to unauthorized persons is a primary rule for safe gun storage. This is important for preventing accidents, misuse, or theft. Keeping the gun loaded or in an easily accessible place can increase the risk of accidents, injuries, or unauthorized use. Additionally, storing guns and ammunition together can also pose a safety risk as it can lead to a dangerous situation if accessed by unauthorized individuals. Thus, option C is the correct choice for ensuring safe gun storage practices.