This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET Jan 2020, Subject name: Surgery
What is the Child-Pugh class for patient who has a serum bilirubin of 2.5 mg/dl, Serum albumin of 3 g/dl, INR of 2 along with Mild ascites but no encephalopathy? 
Select and explain. 
A. CP class A, B. CP class B, C. CP class C, D. CP class D
B: CP class B
Answer: B: CP class B 
Explanation: Points 1 point each 2 points each 3 points each Bilirubin (mmol/L <34 34-50 >50 Albumin (g/L) >35 25-35 <25 Ascites None Easily controlled Poorly controlled Encephalopathy None GR I-II Gr III-IV INR <1.7 1.7-2.2 >2.2 CTP A= 5-6 points, CTP B= 7-9 points, CTP C= 10-15 points