Task: Question Answering
Input (English): Question: Cardiac output (CG) increases between 40 and 50% during pregnancy. When does it return to normal values? 
 Options:  <1> One week before delivery <2> During labor <3> Seven to ten days after delivery. <4> At the end of the puerperium. <5> At the end of breastfeeding.
Output (English): 3