与慢性胃炎的发病最无关的因素是（）
A.Hp感染
B.自身免疫
C.肠胃反流
D.精神因素
E.服用NSAID等药物
参考答案：D
挂销账账号的开立和关闭由（）根据核算需要统一维护。
A、总行
B、省分行
C、辖属行
A 30-year, 12% bond that pays interest annually is discounted priced to yield 14%. However, interest payments will be invested at 12%. The realized compound yield on this bond must be:（）
A. between 12.0% and 14.0%.
B. 12.0%.
C. 14.0%.
