\[{{a}^{2}}{{b}^{3}}\times 2a{{b}^{3}}\times 3{{a}^{2}}{{b}^{2}}\]is equal to

• A. \[6{{a}^{5}}{{b}^{7}}\]             
• B.  \[7{{a}^{2}}{{b}^{2}}\]
• C. \[8{{a}^{2}}{{b}^{2}}\]   
• D.  \[6a\,\,{{b}^{2}}\]