The answer is c. Examples:A couple signs a wedding register. Licensed from iStockPhoto. noun. The definition of a register is a book, list or record of dates, events or other important pieces of information. An example of a register is a listing of people married in a specific church.
Use Tabs the app. I use this and it has helped me so much. It includes the chords, suggested picks/strums, and scrolls while you play. Hope this helps and good luck!