The antibiotic penicillin was used to treat wounded $.....i....$ during $.....ii....$.

  • A
    $i -$ American soldiers,$ii -$ World War $I$
  • B
    $i -$ American soldiers,$ii -$ World War $II$
  • C
    $i -$ Russian soldiers,$ii -$ World War $III$
  • D
    $i -$ British soldiers,$ii -$ World War $II$

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