# Base strength of $(i)\; H_3CC^{\ominus}H_2,(ii)\;H_2C=C^{\ominus}H$ and $(iii)\;H-C\equiv C^{\ominus}$ is in the order of
$\begin{array}{1 1}(a)\;(i) > (iii) > (ii)\\(b)\;(i) > (ii) > (iii)\\(c)\;(ii) > (i) > (iii)\\(d)\;(iii) > (ii) > (i)\end{array}$