$$a=2015\times 2017$$，$$b=2014\times 2018$$，$$c=2016\times 2016$$，将$$a$$，$$b$$，$$c$$从大到小排列． 
选项为:A:$$a\textgreater b\textgreater c$$  B:$$c\textgreater b\textgreater a$$  C:$$b\textgreater a\textgreater c$$  D:$$c\textgreater a\textgreater b$$  请回答其中一个选项.