Explanation/Reference:
Explanation:
Alternative routing provides two different cables from the local exchange to your site, so you can protect against cable failure as your service will be maintained on the alternative route.
Incorrect Answers:
B: With diverse routing, you can protect not only against cable failure but also against local exchange failure as there are two separate routes from two exchanges to your site.
C: Lang-haul refers to circuits that span large distances, not between your site and the local exchange, such as interstate or international.
D: Last mile circuit protection does not provide an extra connection.
References:
https://en.wikipedia.org/wiki/Routing_in_the_PSTN

The answer: Social
Engineering is the act of tricking another person into providing
information that they otherwise would not. Social Engineering may also incorporate spoofing to
trick someone in to believing the fraudster is someone else.
The following answers are incorrect:
Spoofing is incorrect because it is presenting a false context to get someone to make a bad
decsion and trickery alone.
Surveillance and Man in the middle are detractors
The following reference(s) were/was used to create this question: Shon Harris, CISSP All-in-One
Exam Guide, 3rd Edition, pg 762.