QTNA #8: IDS Evasion

In CyberVista's Questions That Need Answers (QTNA) video series, we tackle some of the most testable and important cybersecurity questions on a weekly basis. This week we're covering a question related to IDS Evasion.
Your Which of the following methods do hackers typically use to bypass IDS technologies?
A. DLL Injection
B. Stateful Inspection
C. Cross Site Request Forgery
D. TTL Attack