Express \[{{6}^{2}}\times {{7}^{-4}}\times {{({{8}^{-2}})}^{2}}\times {{6}^{3}}\times {{7}^{2}}\times {{8}^{4}}\] in the simplest exponential form.

• A.  \[{{6}^{5}}\,{{7}^{2}}\]                                 
• B.  \[\frac{{{6}^{5}}}{{{7}^{2}}}\]  
• C.  \[{{6}^{-5}}\,{{7}^{2}}\]               
• D.         \[{{6}^{-5}}\,{{7}^{-2}}\]