Utilize the input text as a context reference, choose the right relationship between 'Goldman Sachs' and 'Lloyd Blankfein' from the options.
Options: creator, chief executive officer, parent organization, original broadcaster

Among leaders of the five largest U.S. banks by assets, only Goldman Sachs Group Inc. CEO Lloyd Blankfein skips the quarterly call where analysts grill executives on results and guidance.
chief executive officer