Based on which two conditions can master Preventive Maintenance （PM） schedules be created？（）

• A、 elapsed time since the target start date or completion date of previous work generated by PM  
• B、 difference between completion date of previous work and system date is equal to Lead Time  
• C、 elapsed time since the target start date or completion date of the latest work orders for the asset
• D、 metered equipment usage since the target start date or completion date of previous work generated by PM
• E、 metered equipment usage since the target start date or completion date of the latest work order for the asset