【简答题】After searching for half an hour she realized that her glasses ________ on the table all the time. A) were lain B) had been lain C) had been lying D) would have been lying
【简答题】Lisa Ying manages a fixed income portfolio of three bonds as shown in the following table. The duration of her portfolio is closest to: A. 9.24 B. 9.60 C. 28.81