The characteristics of elements X,

$\mathrm{X}$ and $\mathrm{Y}$ are metalloids and $\mathrm{Z}$ is a metal.

$\mathrm{X}$ is a metalloid, $\mathrm{Y}$ is a non-metal and $\mathrm{Z}$ is a metal.

$\mathrm{X}, \mathrm{Y}$ and $\mathrm{Z}$ are metals.

$\mathrm{X}$ and $\mathrm{Z}$ are non-metals and $\mathrm{Y}$ is a metalloid