Choose the best paraphrase: While raising a family is inherently stressful, adoption is filled with additional tensions that are unique to the adoptive relationship.

A、Families that adopt children can avoid some of the tensions inherent in biological families.;
B、Raising a family under stressful conditions can discourage potential adoptive parents.;
C、The adoptive relationship is inherently stressful.;
D、Families with an adopted member face more challenges than biological families.