The Mystery Writers of America's award for best critical or biographical work is named for Poe and called what?

A 1990 federal law defining crops grown in which way says they can't be produced using arsenic or synthetic fertilizer? A 1990s Internet text retrieval protocol shared its name with which burrowing rodent? A 1990s pop group was called "4 Non" what? Which two-word UK act of 1991 required certain parents to make periodic maintenance payments? A 1991 book about which actor, JFK's brother-in-law, is subtitled "The Man Who Kept the Secrets"? A 1991 Annie Leibovitz cover showed which actress nude and pregnant? A 1991 photo of Gaspra by the Galileo probe was the first close-up of which type of minor planet? A 1991 railroad accident dumped 19,500 gallons of pesticide into which state's Sacramento River?