Answer: a----phylum; class; genus; family; species
Step-by-step explanation:
A taxonomy developed by Swedish scientist Carl Linnaeus in the 18th century is a hierarchical method for classifying and identifying different organisms since all organisms, both living and extinct, must be biologically classified into distinguished groups with other similar organisms for scientific naming. The two features of taxonomy system is the binomial nomenclature which provides a scientific name based on the organism's genus and species nomenclature and categorical classification which is the ordering of organisms into various categories based on their physical characteristics.
From the question, the correct order from the most to the least inclusive is phylum; class; genus; family; species