The heights of some children are given in the box. Name Height Mahesh \[78\,\,cm\] John \[90\,\,cm\] Bhaskar \[?\] Average \[84\,\,cm\] What is the height of Bhaskar?

• A. \[168\,\,cm\]                  
• B.                    \[84\,\,cm\]                   
• C.                    \[78\,\,cm\]                   
• D.                    \[90\,\,cm\]