单选题 If a nation"s interest rates are relatively low compared to those of other countries, then the exchange value of its currency will tend to ______ under a system of ______ exchange rates.
【正确答案】 B
【答案解析】[解析] 如果一国的利率低于其他国家，那么在浮动汇率制度下，该国的本币汇率会下降。