男性，50岁，1个月前因胃出血行胃大部切除术，昨日午餐进食米饭、四喜丸子、蔬菜，然后饮用鱼翅汤约300ml，约30min发生恶心、呕吐、头晕、寒战、大汗淋漓、面色潮红、心慌、烦躁。

发生以上症状的原因是( )。

A．食物中大量葡萄糖被吸收
B．吻合口残留溃疡组织
C．胆汁无幽门控制而反流
D．胃窦残留，胃酸潴留
E．大量食物进入小肠

If the stock trades for $97, the put is worth $3. Exercise price - stock price = $100 - $97 = $3.()

A. Equity forwards may be settled in cash. 

B. Dividends are never included in index forwards. 

C. A short position in equity forward could not hedge the risk of a purchase of that equity in the future.