What is the main driving force for surface ocean currents? A. surface water density

B. abundance of oceanic life

C. gravitational force of the Moon

D. friction between wind and surface water

When a doctor suspects that a patient may have diabetes, she will often have the patient take a glucose challenge test. after the patient drinks a large amount of sugary solution, his blood is drawn and the circulating levels of glucose in the blood are determined. which of the following curves do you expect from a patient with diabetes? a. curve ab. curve bc. curve cd. normal curvee. none of the above