I would love to help but what is the rest of the question?
Answer:
a narrator who is unreliable because he/she is inexperienced or innocent and does not understand the implications of his/her story.
Explanation:
AnswerChief Information Security Officer. ...
Forensic Computer Analyst. ...
Information Security Analyst. ...
Penetration Tester. ...
Security Architect. ...
IT Security Engineer. ...
Security Systems Administrator. ...
IT Security Consultant.
Explanation:
We don't have any proof that he or his own child got poliomyelitis as an infant. Also, this disease has been a serious issue <em>before </em>he became a doctor, so 2 is out also.
This only leaves one answer left. =)