qualified business property

(I) such property is used by the corporation in the active conduct of a trade or business,

(II) during the entire 12-month period ending on the last day of the taxable year, such corporation had at least 3 full-time employees who were not owner-employees (as defined in section 465(c)(7)(E)(i)) and substantially all the services of whom were services directly related to such trade or business, and

(III) during the entire 12-month period ending on the last day of such taxable year, such corporation had at least 1 full-time employee substantially all of the services of whom were in the active management of the trade or business.