You create a business rule on contact entity to enforce the requirement that users must...

You create a business rule on contact entity to enforce the requirement that users must enter either a

telephone number, fax number, or an email when creating a new record.

The company decides to remove fax number from the condition.

You need to update the business rule.

What are two ways of achieving the goal? Each correct answer presents a complete solution.

NOTE: Each correct selection is worth one point.