What Condition Must Be Present Before You Give Oral Glucose

What condition must be present before you give oral glucose?

A) The patient must not have a history of diabetes.
B) The patient, if conscious, must be able to swallow; if unconscious, you can apply the gel to a tongue depressor and place it between the cheek and gum or under the tongue.
C) The patient must be conscious and able to swallow with an altered mental status and history of diabetes.
D) The patient must be unconscious and have a history of diabetes.