In 2021, Theo, a single taxpayer, operates a sole proprietorship in which he materially participates. His proprietorship generates gross income of $320,000 and deductions of $600,000, resulting is a loss of $280,000. The large deductions are due to the acquisition of equipment and the use of immediate expense and additional first-year depreciation to deduct all of the acquisitions. What is Theo's excess business loss for the year? Oa. $18,000 Ob. $280,000 Oc. $262,000. Od. S-0