Bovine spongiform encephalopathy (BSE) is a disease in cattle that can spread to humans through the consumption of beef. A government ministry plans to reassure consumers of beef that sufficient controls are in place at farms to render nonexistent the risk of contracting BSE from beef. Prohibitions against cattle eating other cattle brain tissue and regulations on the treatment of cattle waste have been put in place and dramatically reduced BSE cases. But diagnosis of BSE is difficult: it has an incubation period of months to years, during which there are no symptoms. At present, there is virtually no way to detect BSE reliably except by examining post-mortem brain tissue. And beef is known to be produced and sold from cattle that have not undergone testing.
Which of the following, if performed by the government ministry,