A company uses the built-in master planning engine but plans to use Planning Optimization instead. You enable auto-firming. You need to ensure that planned orders are firmed within the current month. What should you do? Select only one answer. Set the firming time fence to one month plus issue margin. Set the firming time fence to one month plus receipt margin. Set the firming time fence to one month plus lead time if the lead time is greater than one week Set the firming time fence to one month. Set the firming time fence to one week plus lead time if the lead time is less than one week