In September 1994, what law did Congress pass and President Clinton sign into effect that banned the manufacture of 19 different semiautomatic guns with multiple assaultweapon features, as well as copies or duplicates of such guns, because such weapons served no legitimate sporting or hunting purpose? the Violent Crime Control and Law Enforcement Act the Brady Bill the NICS Improvement Amendments Act the Denying Firearms and Explosives to Dangerous Terrorists Act