The answer is B. And Incase you were wondering D. Is hardware
Answer:
There are Security Threats happening every other day in the world. Some are minor while others can catastrophic.
Explanation:
There are also many types of <u>Security Threats</u>, <u>Breaches</u>, and <u>Hacks</u> in the world of IT. Each with their own Security Measures. Below are two links about this topic. The first link is an article about 5 of the worst corporate Security Breaches/Hacks to have taken place. While the second link is an article about the Top 10 Network Security Threats.
https://abcnews.go.com/Technology/marriotts-data-breach-large-largest-worst-corporate-hacks/story?id=59520391
https://securitytrails.com/blog/top-10-common-network-security-threats-explained
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You gave the answer in your question
To professionally adress an introduction in a cover letter D. would be the correct answer.