Correct Answer: To schedule the Material Requirements Planning (MRP) master plan to run nightly at 03:00 (UTC-8), follow these steps: 1. In the Master Planning module, select 'Master planning', then 'Run', and 'Master planning'. 2. Set the parameters for the master planning run, such as the specific master plan to execute. 3. Expand 'Run in background' and enable 'Run in batch'. 4. Click 'Recurrence' and configure the schedule to run nightly at 03:00 (UTC-8). 5. Click 'OK' to close the recurrence form. 6. Click 'OK' to create the batch job. This configuration ensures that the master planning process will run automatically at the specified time every night.