The last module covers Maj7 chords. Also, the summaries in the workbook are designed to be used beyond the contents of this course…
PS. Ken, please kindly write the actual question on the title of your post instead of “question” for easier reference, both for me and other readers. Also, if a question is directed especially at me you can put “Richie, bla bla” when starting your text and not on the title. Thx!