question: What is the answer: What is the American English term for a voting system in which voters rank candidates in order of preference, most commonly in single-winner elections?
answer: instant runoff voting irv

question: What is the answer: Which American golfer gained his first major title, when he won the 2009 US Open?
answer: lucas glover

question: What is the answer: Which of Britain's Labour Prime Ministers was in office for the shortest continuous period?
answer: ramsay macdonald

question: What is the answer: In terms of population which is the largest city in North America?
answer:
mexico city