[Solved] Which of the following statements about the medical insurance (Part B) portion of Medicare is (are) true? I. Participation in Part B of Medicare is voluntary. II. It is provided at no cost to anyone who is fully insured under Medicare. A) I only B) II only C) both I and II D) neither I nor II Identity Thieves: Criminals who steal personal information to commit fraud or other crimes, often leading to financial loss and damage to the victim's credit. Cyberporn: Pornographic content available over the internet, accessible through various digital devices and platforms. Identity Theft: The fraudulent acquisition and use of a person's private identifying information, usually for financial gain. Cyberterrorism: The use of computer technology to conduct terrorist activities by deliberately disrupting, damaging, or destroying information systems or networks to achieve political or ideological ends.