Utilize the input text as a context reference, choose the right relationship between 'was' and 'HarperCollins' from the options.
Options: director/manager, parent organization, operator, publisher

Rarely has news of a novel been so celebrated and so dreaded since HarperCollins shocked the world in February by announcing that a second Harper Lee novel was coming, an event her fans had long given up on and Lee had often said wouldn’t happen.
publisher