The diagram shows the repeat unit of an addition polymer. What is the correct name of the monomer that would produce this polymer?
- Acis-1,2-diethyl-1,2-dimethylethene
- Bcis-2-ethyl-3-methylpent-2-ene
- Ctrans-2-ethyl-3-methylpent-2-ene
- Dtrans-3,4-dimethylhex-3-ene