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: Medicine
A 30 year-old male has jaundice. Blood examination shows total serum bilirubin 28 mg%, direct bilirubin 16 mg % and alkaline phosphatase 184 KA units. The Diagnosis is : 
Select and explain. 
A. Haemolytic jaundice, B. Viral hepatitis, C. Chronic active hepatitis, D. Obstructive jaundice
D: Obstructive jaundice
Answer: D: Obstructive jaundice 
Explanation: Answer is D (Obstructive jaundice): The patient in question has high conjugated bilirubin levels (direct bilirubin > 50% of total bilirubin), along with alkaline phosphatase levels more than 6 times normal. The answer of choice therefore is obstructive jaundice. Approach: If direct conjugated bilirubin is greater than 15O of the total bilirubin, it is termed as direct bilirubinemia.