问题
单项选择题
有关对燃气管道安装的要求中,居民用气设备的烟道距易燃的顶棚或墙的净距不应小于()cm。
A.10
B.20
C.25
D.30
答案
参考答案:D
有关对燃气管道安装的要求中,居民用气设备的烟道距易燃的顶棚或墙的净距不应小于()cm。
A.10
B.20
C.25
D.30
参考答案:D
An analyst does research about risk management application of option strategies. An investor who initiates a covered call strategy gathers the following information:
Stock price | $60.55 |
Strike price | $65.17 |
Call price | $3.14 |
A. $1.48
B. $4.62
C. $7.76