A 49 year old woman with operative pancreatic cancer is admitted for a curative Whipple’s procedure

A 49 year old woman with operative pancreatic cancer is admitted for a curative Whipple’s procedure. Her pre-operative BMI was 20, having involuntarily lost 15% of her weight in the last 4 months. After resection she is commenced on a nasogastric feeding regimen. Which of the following electrolyte disturbances would be most commonly expected in this scenario?

A Hyperkalemia
B Hyperphosphatemia
C Hypokalaemia
D Hypomagnemesia
E Hypophosphatemia