>The official said the prince's household was "very unhappy" with the reports >but added that no official reply has been received from the publisher. >He added that if no apology is forthcoming then it would consider "an appropriate response."
出版社からは正式な回答はまだ受け取っていない、と言ったのはofficial、この場合は東宮側のofficial 。 it would considerのitはprince's household、つまり東宮側。