Your Sister-In-Law Just Finished Her Fourth Month of Pregnancy

Your sister-in-law just finished her fourth month of pregnancy. She swears that she can feel the movements of her foetus. Is this likely? After what month do women generally feel the foetus move?

A) Yes, she has probably been feeling the foetus move since the second month.
B) Yes, pregnant women can usually begin feeling the foetus's movements by the fourth month of pregnancy.
C) No, the foetus is not developed enough to move very much until the end of the sixth month of pregnancy.
D) No, it is very difficult for a pregnant woman to feel the foetus's movement until the foetus is viable, during the eighth month of pregnancy.