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Verbal·Craft and Structure·Words in Context

easy

The minor planet 8649 Juglans was named after the plant genus that includes walnut trees, but given the sheer number of minor planets that have been discovered (more than 500,000 so far), most are given only an identification number. Because any name given to a minor planet needs to be unique to that body, naming each would be __________

Which choice completes the text with the most logical and precise word or phrase?

A

impractical

B

customary

C

presumptuous

D

ambiguous