Problem: Which US television sitcom, starring Carroll O'Connor as Archie Bunker, debuted in January 1971?
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A: all in family

Problem: In what year were congestion charges introduced into London?
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A: 2003

Problem: What may be described as a 'sweet-smelling, spring flowering plant, with yellow. orange, and dark red flowers?
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A: wallflower

Problem: Minamata disease, a neurological syndrome with symptoms including ataxia, numbness, general weakness, narrowing of vision and damage to hearing and speech, and even insanity, paralysis, coma and death within weeks, is caused by severe poisoning by what?
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A:
mercury