You possess a SECRET personnel security clearance and have been assigned to work on Project X. Carlos is your supervisor and has a TOP SECRET personnel security clearance. Carlos has asked to see a Secret document in your possession related to Project X. Carlos is not part of the Project X team and does not have a 'need-to-know.' Should you share that classified document with Carlos? No, Carlos does not have a 'need-to-know' Yes, Carlos is you supervisor Yes, Carlos has a Top Secret clearance and the document is classified at the Secret level