Answer:
Follows are the matching to this question:

Explanation:
While time-consuming or prone to errors mechanical adjustments to both the referential, databases could be configured with four measures to engine violations. The restricted action causes the insert, update, and removes to only be denied. Set Null to NULL sets the invalid external key, whereas Set Default to a specific core consideration specified in SQL sets a default foreign key. Its Cascade operation spreads the main changes in external keys.
At the: Firewall, the DMZ is configured in the Organization. Within the firewalls, it is accessible. They have been completed with the intention of adding an additional layer of safety to the organization to protect it.
The DMZ safeguards not only the web server but also the remainder of the network. To allow visitors to the network to access the web server, a security breach must be made.
The DMZ lessens the possible risk caused by this gap. A secure network, protected by the FortiGate, that only permits access if it has been specifically authorized is known as a DMZ network (from the term "demilitarized zone").
In this illustration, a private subnet is used by the DMZ network, which permits access to a web server by internal and external users using distinct addresses while blocking access from the web server to the internal network in the case that the web server is compromised.
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Answer:
I have no clue. I wish I could help though.
Explanation:
Sorry
I would think option A.
b doesn't give enough information and c would go under last work experience