Energy, power and resistance

Which of the following units is not equivalent to the watt ( $W\text{W}$ ), the SI unit of power?

$s−3\text{kg}\,\text{m}^2\,\text{s}^{-3}$

$s−1\text{C}\,\text{V}\,\text{s}^{-1}$

$s−1\text{J}^2\,\text{V}^{-1}\,\text{C}^{-1}\,\text{s}^{-1}$

$s−1\text{C}^2\,\Omega\,\text{s}^{-1}$

Which of the following units is not equivalent to the watt ( $W\text{W}$ ), the SI unit of power?

$s−3\text{kg}\,\text{m}^2\,\text{s}^{-3}$

$s−1\text{C}\,\text{V}\,\text{s}^{-1}$

$s−1\text{J}^2\,\text{V}^{-1}\,\text{C}^{-1}\,\text{s}^{-1}$

$s−1\text{C}^2\,\Omega\,\text{s}^{-1}$

Energy, power and resistance Questions