Which of the following is true statement about the domestic production activities deduction? A) This deduction is determined by the amount of goods manufactured in the united state for export abroad B) this deduction is calculated as a percentage of the cost of goods manufactured in the United States C) this deduction represents a subsidy to taxpayer who manufacture or construct goods in the United States D) the domestic production activities deduction is not affected by the cost of labor E) all of the choices are true