Three vectors satisfy the relation vec(A).vec(B)= 0 and vec(A).vec(C )= 0, " then " vec(A) is parallel to

Three vectors satisfy the relation vec(A).vec(B)= 0 and vec(A).vec(C )

1.	Three vectors satisfy the relation vec(A).vec(B)= 0 and vec(A).vec(C )= 0, " then " vec(A) is parallel to
Answer» `VEC(C )` `vec(B )` `vec(B) XX vec(C )` `vec(B).vec( C)` ANSWER :C