The major products $Y$ and $Z$ in the following reactions are

$$ \text { Match the following. } $$

$$ \begin{array}{llll} \hline \text { (A) } & \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \xrightarrow{\mathrm{Aq} . \mathrm{KOH}} & \text { I } & \mathrm{S}_{\mathrm{N}} 1 \\ \hline \text { (B) } & \left(\mathrm{CH}_3\right)_3 \mathrm{Cl} \xrightarrow{\mathrm{H}_2 \mathrm{O}} & \text { II } & \mathrm{E} 2 \\ \hline \text { (C) } & \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \xrightarrow{\text { Alc. } \mathrm{KOH}} & \text { III } & \mathrm{E} 1 \\ \hline \text { (D) } & \left(\mathrm{CH}_3\right)_3 \mathrm{COH} \xrightarrow{\mathrm{H}^{+}} & \text {IV } & \mathrm{S}_{\mathrm{N}} 2 \\ \hline \end{array} $$

$$ \text { The correct match is } $$

$$ \text { The major product of the following reaction is } $$

Suitable reagents $X$ and $Y$, respectively, in the following reactions are