Passage Three. 听材料 回答下列各题:A.Itll enable them to enjoy the best medicalcare.###SXB

Passage Three． 听材料，回答下列各题：

A.Itll enable them to enjoy the best medicalcare.

B.Itll allow them to receive free medicaltreatment.

C.Itll protect them from possible financialcrises.

D.Itll prevent the doctors from overchargingthem.

请帮忙给出正确答案和分析，谢谢！