The KPMG International Hotline allows you to report a concern anonymously. If you decide to use the hotline to make an anonymous report, which of the following should you do$?$

Stay in touch with the investigative team throughout the investigation by logging on with your unique reference number.

Provide vague information about the concerns you are raising in order to protect your identity.

Ignore requests for a confidential call or a webchat posted in the response to your case filing.

Only log on during your initial report, in order to protect your identity.