A managed switch provides advanced features such as traffic monitoring and VLAN configuration, allowing a technician to view network statistics for devices on the local subnet. * Why Not B (Router): A router connects different networks and directs traffic between them but does not provide detailed subnet-level statistics. * Why Not C (Access point): Access points provide wireless connectivity but lack traffic monitoring features. * Why Not D (Firewall): A firewall filters traffic but is not used for monitoring detailed statistics on a local subnet. CompTIA A+ Exam Reference: Core 1 (220-1101), Section 2.6, network monitoring tools.