Assuming each child has a unique date of birth, which set of Policy Modeling functions should you use to determine the same of the youngest female child?

Your policy model includes this rule:
the user is a minor if
the user's age < 18
Which two statements are true?

You have deployed a policy model written in English and want to deploy it in Spanish, so that both the English and Spanish versions are available to end users.
Which two steps are required?

You are creating an online advice tool to help students work out if they may be eligible for a subsidy on textbooks. Your customer has this requirement for the final interview screen:
* Display the bookstore's address, but only if the student is eligible for the subsidy and the application date is after 1 January 2017.
Which three steps satisfy this requirement?

Which three statements indicate a need for entities in the policy model?