If \( \omega(\neq 1) \) be a cube root of unity and \( \left(1+\ome...

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If \( \omega(\neq 1) \) be a cube root of unity and \( \left(1+\omega^{2}\right)^{n}=\left(1+\omega^{4}\right)^{n} \), then the least positive value of \( n \) is
\( \mathrm{P} \)
(a) 2
(b) 3
(c) 5
\( (2004,1 \mathrm{M}) \)
W
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