At book publishing, HarperCollins had a strong quarter with revenues down only 3% to $407 million and segment EBITDA up 9% to $47 million despite significant bricks-and-mortar store closures, which was a far better performance than we had anticipated.
Take context from the input text and decide on the accurate relationship between 'was' and 'HarperCollins' from the options provided.
Options: publisher, chief executive officer, founded by, owner of