See the solution configuration below in Explanation
Explanation:

A screenshot of a computer AI-generated content may be incorrect.

Network Address Translation (NAT) is a process that allows a device, typically a firewall or router, to map private IP addresses to public IP addresses. This enables internal network devices to communicate over the internet using a single or a limited number of public IP addresses.
Static NAT (One-to-One Mapping): Maps a single private IP address to a single public IP address, commonly used for servers that need to be accessible from the internet.
Dynamic NAT (Many-to-Many Mapping): Dynamically assigns a public IP from a pool to internal devices.
PAT (Port Address Translation): A type of NAT where multiple private IPs share a single public IP using different port numbers.
Incorrect Options:
B . VIP (Virtual IP Address): Used in load balancing and high-availability configurations, not for NAT.
C . PAT (Port Address Translation): A specific form of NAT, but the question refers to general NAT, making option A the best choice.
D . BGP (Border Gateway Protocol): A routing protocol used to exchange information between different networks, not related to NAT.
Reference:
CompTIA Network+ N10-009 Official Study Guide - Chapter on Network Address Translation (NAT)

The requirement is to support over 300 hosts. The subnet mask 255.255.254.0 (or /23) provides 512 addresses, 510 of which are usable - ideal for around 300 devices.
* 255.255.0.0 (/16) provides too many addresses.
* 255.255.192.0 (/18) gives 16384 addresses - overkill.
* 255.255.255.254 is invalid for host assignments (only 2 addresses, 0 usable).
From Andrew Ramdayal's guide:
"To support 300 hosts, a /23 subnet (255.255.254.0) offers 510 usable addresses - the most efficient choice without excessive overhead."

SNMPv3 is the version of the Simple Network Management Protocol that introduces security enhancements, including message integrity, authentication, and encryption. Unlike previous versions (v1 and v2c), SNMPv3 supports encrypted communication, ensuring that data is not transmitted in plaintext. This provides confidentiality and protects against eavesdropping and unauthorized access.Reference: CompTIA Network+ study materials.

Ahot siteis a fully operational backup facility with hardware, network, and data synchronization already in place. It allows forimmediate failoverin the event of a disaster, minimizing downtime.
* B. DCI (Data Center Interconnect)connects data centers but doesn't guarantee availability unless built redundantly.
* C. Direct Connectrefers to a private link to cloud providers, not disaster recovery.
* D. Active-passivecan help with failover but may involve delay unless combined with hot site principles.
#Reference:
CompTIA Network+ N10-009 Official Objectives: 4.4 - Summarize business continuity and disaster recovery concepts.