The BIMS helps to determine which of the following?

The Brief Interview for Mental Status (BIMS) is a tool used in the OASIS-E to assess various aspects of cognitive functioning in patients. It specifically evaluates orientation and the ability to register and recall information, which can provide insights into a patient's attention span as well.

By combining these elements, the BIMS comprehensively assesses a patient's cognitive capabilities, making it clear that choosing all of the aspects – attention span, orientation, and the ability to register and recall information – is appropriate. This holistic evaluation is crucial for developing an effective care plan and ensuring that the care team understands the patient's cognitive status. Each of these components plays a significant role in determining the overall mental acuity and adaptive functioning of the individual. Thus, the correct response highlights the tool's multifaceted nature in evaluating cognitive health.