Excerpts from Hulkster Company's December 31, 2021 and 2020, financial statements are presented below: 2021 2020 Accounts receivable $ 40,000 $ 36,000 Merchandise inventory $ 28,000 35,000 Net sales 190,000 186,000 Cost of goods sold 114,000 108,000 Total assets 425,000 405,000 Total shareholders' equity 240,000 225,000 Net income 32,500 28,000 Hulkster's 2021 return on assets is (rounded):

Apractitioner is engaged to prepare a client's federal income tax return for 2017 and 2018. the practitioner files the 2017 return on the client's behalf and provided copies of the 2017 return and all related documents to the client. after the 2018 return is prepared, the client disputes the fees for the 2018 tax engagement, terminates the relationship, and requests all tax returns and related records. the client has not yet paid for preparation of the 2018 return. under irs circular 230, which records must the practitioner return to the client? a.) notes the practitioner took when meeting with the client about the 2017 and 2018 tax returns. b.) the engagement letter executed by the client for preparation of the 2018 federal income tax return. c.) an appraisal the practitioner prepared in connection with the 2017 federal income tax return. d.) schedules the practitioner prepared, which the client needs to file in its 2018 federal income tax return.