Compared to interest rates on long-term U.S. government bonds, interest rates on_________ fluctuate more and are lower on average.2/30Compared to interest rates on long-term U.S. government bonds, interest rates on_________ fluctuate more and are lower on average.medium-quality corporate bondslow-quality corporate bondshigh-quality corporate bondsthree-month Treasury billsnone of the aboveGiải thích Chọn đáp án D