4- Which of the following are the correct relative priorities in the
(R)/(S)
system?] a bromine > ethyl > methyl > hydrogen b bromine
>
ethyl
>
hydrogen
>
methyl c hydrogen
>
methyl
>
ethyl
>
bromine d ethyl
>
methyl
>
hydrogen
>
bromine e ethyl
>
methyl
>
bromine
>
hydrogen