Which of the following are compounds?

$H_{2}O$ and $C{H}_4,$ but not $O_2$

$H_{2}O$ and $O_2,$ but not $C{H}_4$

$O_2$ and $C{H}_4,$ but not $H_{2}O$

$H_{2}O,O_2,$ and $C{H}_4$