In a region, the potential is represented by \[V(x,\,y,\,z)=6x-8xy-8y+6yz,\] where V is in volts and x, y, z are in metres. The electric force experienced by a charge of 2 coulomb situated at point \[(1,\text{ }1,\text{ }1)\] is [NEET 2014]

• A. \[6\sqrt{5}N\]
• B. \[30\,N\]
• C. \[24\,N\]
• D. \[4\sqrt{35}N\]