题目
What is the lowest tier of an investment grade credit rating by Moody's?
选项
A.Baa1
B.Ba1
C.Baa3
D.Ba3
答案
C
解析
Investment grade debt is debt rated BBB- rated or better by Standard's and Poor and Baa3 or better by Moody's.投资级债务被Standard's and Poor评为BBB-或Moody评为Baa3。