The structures of four hydrocarbons, W, X, Y and Z, are shown. Which row is correct?
- Aisomers of each other: W and X; decolourise bromine: Y and Z; branched structures: W and Y
- Bisomers of each other: W and X; decolourise bromine: Y and Z; branched structures: X and Z
- Cisomers of each other: Y and Z; decolourise bromine: W and Y; branched structures: X and Z
- Disomers of each other: Y and Z; decolourise bromine: W and Z; branched structures: W and Y