Linnaeus's Taxonomic System Is Referred to as a "Hierarchy" Because

Multiple Choice

Linnaeus's taxonomic system is referred to as a "hierarchy" because

A) each species has a "higher level" genus and "lower level" species, and are placed within additional higher-level categories.
B) species are placed in a ranked list called the "Great Chain of Being."
C) humans are considered the most evolved species.
D) naming species officially requires approval of an appointed board of high-level experts.