Choose the closest paraphrased version after the following sentence or the italicized part.
This kind of vacillation not only impairs the parents' ability to set limits, it also sours the parent-child relationship to some degree.（ ）
A、
Parents are in a dilemma as to whether to set limits or give full freedom to children.
B、
Saying no to children is an obstacle to the improvement of the parent-child relationship.
C、
The parent-child relationship depends on both parents' ability and children's cooperation.
D、
Parents' hesitation weakens their parental authority and relationship with their children.
【正确答案】：D
【题目解析】：
句子释义：这种犹豫不决不仅削弱了父母设定限制的能力，而且在一定程度上恶化了亲子关系。
D选项”父母的犹豫削弱了他们的权威和与子女的关系“符合题意。
