Questão de Língua Inglesa

Choose the option that both grammar and vocabulary are correct: I. There were three of us in this marriage, so it was a bit crowded, II. It wasn’t learned she was persuaded to give the interview after seeing forged documents until more than 20 years later. III. She had, apparently, no qualms about taking away his military ranks. IV. The royal expert believes the new monarch might take a cue from his mother.