A fleet administrator configures MDM policy for Android devices to require automatic screen lock after 30 seconds of inactivity. What is the PRIMARY security rationale for this policy?

• A.Short screen lock timeout limits the window of opportunity for unauthorized physical access after a device is left unattended, such as on a desk or in a meeting room
• B.The management platform requires a minimum timeout for the estate to remain compliant with the certification the organization holds, since the auditor checks the value each year
• C.A shorter timeout improves biometric accuracy, since the sensor recalibrates against the enrolled template at each unlock, keeping the false rejection rate low over the working day
• D.Locking the screen quickly conserves the battery, since the display is the largest consumer on the handset, leaving more charge available for the working day the employee has ahead