This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Obstetrics, Subject name: Gynaecology & Obstetrics
Maximal level of cardiac output is seen at: 
Select and explain. 
A. 22-26 weeks of pregnancy, B. 26-30 weeks of pregnancy, C. 30-34 weeks of pregnancy, D. 34-38 weeks of pregnancy
C: 30-34 weeks of pregnancy
Answer: C: 30-34 weeks of pregnancy 
Explanation: CARDIAC OUTPUT - Max. at Immediate Post-paum > second stage of Labour > 32 weeks POG