A user realizes they left their mobile phone in a taxi minutes after the car departs. Which of the
following should be done to BEST ensure none of the private data on the phone is accessed?

A.
Passcode Lock

B.
GPS Tracking

C.
Remote Backup

D.
Remote Wipe

Explanation:
https://espace.cern.ch/mmmserviceshelp/ManagingYourMailbox/QuotaArchivingAndRecovery/Pages/WipingMobilePhones.aspx