What of the following account assignment categories is not used on a purchase requisition for partial funding?

In the context of purchase requisitions for partial funding, the account assignment category that is generally not used is "K" (cost center). This category typically applies to full funding scenariOS where the entire cost is allocated to a specific cost center. Other categories, such as "A" (asset), "F" (internal order), or "P" (project), are more suitable for partial funding allocations.