What is an example of an internal threat?

Internal threats can be equally vicious and may also include blackmail or other illicit activities. Internal threats, however, are not always malicious.

Common methods include ransomware, phishing attacks, and hacking. Internal threats originate within the organization itself and usually are carried out by a current and former employee, a contractor, a business associate, etc. Insider attacks can be malicious or inadvertent.

Explanation:

i think its c but i'm not