After Delegating to an Unlicensed Assistive Personnel (UAP)the Task of Completing

After delegating to an unlicensed assistive personnel (UAP) the task of completing a bladder scan examination for a client,the nurse evaluates the UAP's performance.Which action by the UAP indicates the nurse must provide additional instructions when delegating this task?

A) Selecting the female icon for all female clients and male icon for all male clients
B) Telling the client, "This test measures the amount of urine in your bladder."
C) Applying ultrasound gel to the scanning head and removing it when finished
D) Taking at least two readings using the aiming icon to place the scanning head