The base of a triangle increases by $30\textbackslash\%$ and its height decreases $20\textbackslash\%$ at the same time. The area of the new triangle is~\uline{~~~~~~~~~~}~$\textbackslash\%$ of the original triangle. 
选项为:A:$110$  B:$$104$$  C:$$84$$  D:$$50$$  请回答其中一个选项.