Which of the following options best describes fire suppression?

The act of extinguishing or controlling a fire is central to the concept of fire suppression. Fire suppression involves various techniques and methods used to extinguish flames and prevent the spread of fire. This process is crucial for protecting lives, property, and the environment from the destructive effects of fires. Fire suppression can include the application of water, foam, or other fire-retardant materials, as well as strategies such as fire containment, ventilation, and exposure protection.

Understanding fire suppression is essential for anyone involved in firefighting and emergency response, as it directly impacts the effectiveness and safety of managing fire incidents. The other options discuss related aspects of fire safety and management but do not specifically encompass the core function of extinguishing or controlling fires, which is the essence of fire suppression. For example, investigating fire-related incidents is vital for determining causes and improving safety practices but does not address the immediate actions taken during a fire emergency. Similarly, managing building safety codes is crucial for preventing fires but is not an active method of suppression itself. The training of fire personnel is important for preparing responders, yet it is more of a support function rather than the actual action taken to suppress a fire.