Which ADF Business Component declarative validation on the UnitPrice attribute would achieve this functionality?

For a newly added item, you want to ensure that unit price for that order item is not less than the
minimum price as defined in the ProductInformation entity object. You must also ensure that the
validation checks for any changes to the ProductInformation entity object that are not yet
committed in the current transaction.
Which ADF Business Component declarative validation on the UnitPrice attribute would achieve
this functionality?

A.
a list validation where unitprice is in the query result: SELECT min_price from
Product_information

B.
a list validation where unitprice is in ProductInformationViewObject (MinPrice)

C.
a compare validation where unitprice product_information is greater than the query result
SELECT min_price

D.
a compare validation where unitprice ProductInformation.MinPrice is greater than the
expression

E.
a key exits validation with target entity object ProductInformation .MinPric

Explanation: