What communication devices are primarily used to relay alarms?

• A. Text messaging platforms
• B. Visual display boards
• C. Alarm-receiving equipment
• D. Personal computers

Answer: (C)

The correct choice identifies alarm-receiving equipment as the primary devices used to relay alarms. This equipment is specifically designed to receive, process, and notify fire personnel of alarm activations. Alarm-receiving equipment, commonly found in fire alarm systems, includes control panels and monitoring systems that alert firefighters or emergency response teams about incidents requiring immediate attention, ensuring timely responses.

Text messaging platforms, visual display boards, and personal computers may serve various communication purposes within a fire department or emergency management system, but they do not specialize in the real-time reception and relaying of alarm signals like alarm-receiving equipment does. These other options might serve as supplemental communication tools, but they lack the specific function of alerting personnel to emergencies as efficiently and securely as dedicated alarm-receiving systems.