I think you forgot the options, but i can give you some information that might be useful: the two are independent, but still, the federal courts can decide whether the state courts took their decisions according to the constitution.
Answer:
Public policy is the decision made by government to tackle matters and issues affecting all and sun dry , this decision or rather these decisions has intend or unintended effects. While private policy are decisions made by and for private individuals.
I really hope this helped. Can I please get brainliest if possible?
Have a great rest of your day!