Closely read the following sample dictionary entry for the word “septentrion.” “septentrion (sep ten’trē on’) n. Obs. 1. The nor
th” What indicates to the reader that this word has dropped out of usage? [L.11-12.1.b] A. the spelling of the word B. the inclusion of a phonetic guide C. the abbreviation Obs. D. the brevity of its definition
