In the current year, Mary started a profitable housekeeping business as a sole proprietor. She has ten housekeepers working for her and spends her time selling their services and coordinating her employee's time. Mary made $50,000 in her first year of operations. In addition to filing a Schedule C to report her busness earnings, Mary must also file: A. Schedule SE B. Schedule A C. None of the above D. Schedule B E. Schedule D