The following figure shows the Security$+$ incident response cycle. What item is missing?

A cyclic flow chart, labeled Incident Response Process, displays a sequence of six steps. The steps, in the clockwise direction, are as follows: X; Identification; Containment; Eradication; Recovery; and Lessons Learned.

Group of answer choices

A$.$ Planning

B$.$ Reporting

C$.$ Monitoring

D$.$ Preparation