Hydrocarbons

$\mathbf{M}$ and $\mathbf{N}$ are stereoisomers

$\mathbf{K}$ and $\mathbf{L}$ are geometrical isomers

$\mathbf{K}$ and $\mathbf{L}$ are enantiomers

$\mathbf{M}$ and $\mathbf{N}$ are geometrical isomers