This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
A middle aged woman on oral contraceptives for many years, developed neurological symptoms such as depression, irritability, nervousness and mental confusion. Her hemoglobin level was 8g/cll. Biochemical investigations revealed that she was excreting highly elevated concentrations of xanthurenic acid in urine. She also showed high levels of triglycerides and cholesterol in serum. All of the above findings are most probably related to vitamin B6 deficiency caused by prolonged oral contraceptive use except : 
Select and explain. 
A. Increased urinary xanthurenic acid excretion, B. Neurological symptoms by decreased synthesis of biogenic amines, C. Decreased hemoglobin level, D. Increased triglyceride and cholesterol level
D: Increased triglyceride and cholesterol level
Answer: D: Increased triglyceride and cholesterol level 
Explanation: D i.e. Increased triglyceride & cholesterol level in serum