<P> Three lifelines were presented at the beginning of the game in order to aid contestants: </P> <Ul> <Li> 50 / 50: Eliminated two random wrong answers, leaving the right answer but also whichever wrong answer was the most likely to be a tempting choice . </Li> <Li> Phone a Friend: The contestant called one of their friends, who had provided their phone numbers in advance . The contestant had 30 seconds to read the question and four or two (if the contestant had already used their 50 / 50 option) possible answers to the friend, who then had the remaining time to offer help . </Li> <Li> Ask the Audience: Audience members used touch pads to designate what they believed the correct answer to be . The percentage of the audience choosing each specific option was displayed to the contestant . </Li> <Li> Flip / Switch (2002--03, 2010--14): This fourth additional lifeline was introduced in 2002, where the computer replaced, at the contestant's request, one question with another of the same monetary value . Any lifelines already used on the original question were not reinstated . It appeared as a' Q' symbol or as two circling arrows . </Li> </Ul> <Li> 50 / 50: Eliminated two random wrong answers, leaving the right answer but also whichever wrong answer was the most likely to be a tempting choice . </Li> <Li> Phone a Friend: The contestant called one of their friends, who had provided their phone numbers in advance . The contestant had 30 seconds to read the question and four or two (if the contestant had already used their 50 / 50 option) possible answers to the friend, who then had the remaining time to offer help . </Li>

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