When he takes the oath of office in January, Donald J. Trump will make history as the first court-adjudicated sexual abuser to assume the presidency. But if he gets the team of his choice, he will not be the only one in the room whose conduct has been called into question.Mr. Trump, who was found liable in a civil trial last year of accosting a woman, has selected a defense secretary, an attorney general, a secretary of health and human services and an efficiency czar, all of whom have been accused of variations of sexual misconduct and, like the president-elect,...