Company Leadership Believes Employees Are Experiencing an Increased Number of Cyber

Company leadership believes employees are experiencing an increased number of cyber attacks; however, the metrics do not show this. Currently, the company uses "Number of successful phishing attacks" as a KRI, but it does not show an increase. Which of the following additional information should be the Chief Information Security Officer (CISO) include in the report?

A) The ratio of phishing emails to non-phishing emails
B) The number of phishing attacks per employee
C) The number of unsuccessful phishing attacks
D) The percent of successful phishing attacks