Company A in the United States competes against other US and foreign companies in the making of kitchenware, e.g., cups, plates, etc. It believes a foreign competitor is sending into the US items made by convict labor or forced labor in China. What can it do to prevent this? a. Demand that Customs "block" entry of these items into the US under US law. b. Demand the arrest of Chinese prison authorities. c. Reduce prices for their own goods to eliminate imports. d. Demand that tariffs on these imported goods be increased