A nurse assesses the client and determines the client is at risk for unstable blood glucose. Which activity best reflects the planning phase of the nursing process?

The nurse demonstrates to the client how to perform a blood glucose test using the glucometer.

The nurse formulates a goal of "The client will have a blood sugar between 120-180 for the entire shift

The nurse administers the ordered subcutaneous injection of insulin to the client.

The nurse uses a glucometer to check the client's blood glucose level via a finger stick.