Comprehensive and Detailed In-Depth Explanation:Theright to be forgotten, as outlined in regulations such as theGeneral Data Protection Regulation (GDPR), requires organizations topermanently delete an individual's personal dataupon request, unless there is a legal or contractual obligation to retain it. * Purging personally identifiable attributes (A)removes some identifying data but does not fully satisfy the request. * Encrypting the data (B)does not remove it, and the data is still accessible with the decryption key. * Obfuscating data (D)makes data unreadable but does not permanently remove it. To comply withthe right to be forgotten, organizations mustremove all of the person's dataunless an exception applies.