need help on a trophy the a plausible explanation trophy

hi there i am stuck on getting the a plausible explanation trophy i am not sure what you have to do to get the trophy the description under the trophy says discovered the origins of the new delorean


  • edited March 2011
    Talk to Doc while he's in the prison before you talk to his younger self. One of the conversation options is about the DeLorean. Talk to him about it.
  • edited March 2011
    ok thanks i shall do that
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