J I Tax Refresher (AFTR) (2021) Jestion 35 of 100. All of the following income or services were provided by Beatrice in 2021. Beatrice is a cash-basis taxpayer and self- employed piano teacher. What is Beatrice's 2021 gross income? e $9,150 for 183 piano lessons given in 2020. $250 payment for five piano lessons that will take place in January 2022. $720 received for sheet music that Beatrice bought from a distributor and sold at cost. Beatrice paid the distributor $720 during 2021. A $325 makeover from a spa owner in exchange for five piano lessons. (No cash changed hands.) e $9,725 $10,120 $10,195 $10,445 Mark for follow up