If that were true, then "I'm sorry, I don't think we can accommodate that particular request. Can we negotiate on the exact details? We can provide not-from-con

If that were true, then "I'm sorry, I don't think we can accommodate that particular request. Can we negotiate on the exact details? We can provide not-from-concentrate store-bought orange juice ..." should pass the test. But this author unequivocally states that saying they can't do it is a hard fail. I'd be happy to fail this test and dodge the bullet of an unreasonable client.