问题
单项选择题
An analyst does research about duration and gathers the following information about the price sensitivity of an option-free bond:
| Price($) | Yield |
| 98.90 | 5.25% |
| 96.70 | 5.50% |
| 94.88 | 5.75% |
A. 4.2
B. 8.3
C. 16.6
答案
参考答案：B
解析：
