Final answer:
An entity may have violated the Stark Law if 'yes' is answered to all the provided questions, including physician or family referral, designated health service, and financial relationship.
Step-by-step explanation:
According to the Stark Law, an entity may have violated the law if the answer is 'yes' to all the provided questions: a) Has a physician or a member of her family referred a Medicare or Medicaid patient to an entity? b) Is the referral for a 'designated health service'? c) Is there a financial relationship between the referring physician or family member and the entity providing service? Therefore, the correct answer is d) All of these.