Answer:
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Explanation:
Thank You So Much For The Points.
Time-to-live or TTL <span>tells a server how long the record should remain in the cache.
TTL is a mechanism that limits the lifetime of data in a network or a computer and prevents data packets from circulating indefinitely.
</span><span>It also improves the caching and privacy of networks and computers.</span>
The statement, "The amount of magnification gained from the extension tube is dependent on the focal length of the lens" is true.
