Which of the following would be the plasma osmolatity of child with plasma Na125 mEq/L, glucose of 180 mg/dl, and blood urea nitrogen (BUN) of 140 mg/dl ?

• A. 360 mOsm/kg
• B. 306 mOsm/kg
• C. 312 mOsm/kg
• D. 318 mOsm/kg