If a2=b+c, b2=c+a and c2=a+b then the value of $$ {1 over{1+a}}+{1 over{1+b}}+{1 over{1+c}}$$ is

If a2=b+c, b2=c+a and c2=a+b then the value of $$ {1 over{1+a}}+{1 ove

1.	If a2=b+c, b2=c+a and c2=a+b then the value of $$ {1 over{1+a}}+{1 over{1+b}}+{1 over{1+c}}$$ is
A.	abc
B.	1
C.	0
D.	2
Answer» C. 0