Historical clue formulations

• One being quizzed — 2024-02-08
• Final participant — 2022-09-24
• Experiment subject — 2016-05-15
• Proctor's charge — 2012-12-09
• One hoping to get a pass? — 2012-06-12
• Exam taker — 2010-02-15
• Exam taker — 2006-10-02
• Final taker, e.g. — 2002-06-28
• Proctor's charge — 2002-05-24
• Blue book filler — 1998-06-28
• Student, at times — 1998-04-19
• Guinea pig, in a way — 1997-08-28
• One who's quizzed — 1994-06-05
• Exam taker — 1994-05-28