A) Kingdom, Order, Phylum, Class, Family, Genus, Species
B) Kingdom, Phylum, Class, Order, Family, Genus, Species
C) Kingdom, Class, Phylum, Family, Order, Genus, Species
D) Kingdom, Order, Class, Phylum, Family, Genus, Species
Explanation
[Solution] The correct hierarchy is Kingdom, Phylum, Class, Order, Family, Genus, Species (option 2 is the only correct sequence). Answer (2).