Fill in the blank: Mark Wiedman, global head of BlackRock Inc. BLK 2.51 % ’s iShares unit, defended how an iShares ETF performed during recent market turmoil, saying it only “had ____ where it didn’t function properly.”
Utilize the input text as a context reference, choose the right relationship between 'iShares' and 'BlackRock' from the options.
Options: headquarters location, original broadcaster, operator, legal form