Two dog owners are among seven people chosen as jurors to hear the heartbreaking “Puppy Doe” case — arguably the most notorious instance of animal cruelty in the state’s history.Prosecutors, defense attorneys and Norfolk Superior Court Judge Beverly J. Cannone will resume the arduous selection process this morning toward their goal of seating 16 for the trial of Radoslaw Czerkawski, accused of torturing a pit bull puppy.