新《劳动争议调解仲裁法》规定在不延期的情况下，仲裁审理时限应当在（）结束。
A.30天
B.45天
C.60天
D.75天
参考答案：B
慢性肺结核纤维组织增生可引起（）
A.喉、肠结核
B.脓气胸
C.COPD
D.脑膜结核
E.支气管扩张症
Nortel Industries has a preferred stock outstanding that pays (fixed) annual dividends of $3.75 a share. If an investor wants to earn a rate of return of 8.5 percent, how much should he be willing to pay for a share of Nortel preferred stock（）
A. $44.12.
B. $31.88.
C. $37.50.
