In Placenta praevia, only the lower margin of the placenta covers the upper part of the lower uterine segment, but the rest lies at the upper uterine segment, in _ _ _ _ _ degree.

In Placenta praevia, only the lower margin of the placenta covers the

1.	In Placenta praevia, only the lower margin of the placenta covers the upper part of the lower uterine segment, but the rest lies at the upper uterine segment, in _ _ _ _ _ degree.
A.	1st
B.	2nd
C.	3rd
D.	4th
Answer» B. 2nd