Correct option is B
A. Authentication: Verifies data and works with encryption (matches with III).
B. Biometrics: Uses human characteristics such as retina scans (matches with II).
C. IP Address: Locates where a device is on the network (matches with IV).
D. MAC Address: Identifies which device is connected to the network (matches with I).
Information Booster:
1. Authentication ensures that data comes from trusted sources.
2. Biometrics relies on physical characteristics like fingerprints or retina scans.
3. IP Address helps route data to the correct location.
4. MAC Address is unique to each network device.