Which row gives the correct formulae for lead(II) bromide and butane?
- A$\text{PbBr}_2$ and $\text{C}_4\text{H}_8$
- B$\text{PbBr}_2$ and $\text{C}_4\text{H}_{10}$
- C$\text{Pb}_2\text{Br}$ and $\text{C}_4\text{H}_8$
- D$\text{Pb}_2\text{Br}$ and $\text{C}_4\text{H}_{10}$