Stack Exchange network consists of 183 Q&A communities such as Stack Overflow, the largest, most trustworthy on the internet Group for builders to understand, share their awareness, and Establish their Professions. Check out Stack Trade Meanwhile it is the conclusion of the day and time for Trader B to hedge, https://pnl09742.pointblog.net/the-smart-trick-of-pnl-that-nobody-is-discussing-77907916