Add spaces between the words in the following text: 4.Selectablestructuralbackground:200WSK02Amazonka(acompositionofrocksandroots)or200WS02Malawi(acompositionofrocksandstones)
4. Selectable structural background: 200 WSK 02 Amazonka (a composition of rocks and roots) or 200 WS 02 Malawi (a composition of rocks and stones)