NTP (Network Time Protocol) synchronizes clocks across network devices, ensuring accurate timestamps in logs. This is critical for correlating events across different systems during investigations. * A. Syslog collects logs but relies on accurate timestamps already present. * B. SMTP is an email protocol, unrelated to time synchronization. * C. SNMP is for monitoring and management, not time. References (CompTIA Network+ N10-009): * Domain: Network Operations - Time synchronization (NTP), log correlation, security operations.