If the height of \( \mathrm{HCP} \) unit cell of identical particles is \( h \), then the height...

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If the height of \( \mathrm{HCP} \) unit cell of identical particles is \( h \), then the height of tetrahedral voids from the base is
(a) \( \frac{3 h}{8}, \frac{5 h}{8} \)
(b) \( \frac{h}{3}, \frac{2 h}{3} \)
(c) \( \frac{h}{4}, \frac{3 h}{4} \)
(d) \( \frac{h}{8}, \frac{7 h}{8} \)
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