The following statements describe possible nomenclature rules for plants and animals.

A. A plant and an animal cannot bear the same binomial latin name.

B. The valid name of a taxon is the oldest available name that has been applied to it and which is validly published

C. A species may not be removed from a genus once described.

D. Only a single specimen 'holotype' acts as the primary "name bearer" for any species.

Select the option that contains all accepted statements about nomenclature rules.