A driver traveling on the frontage road of a controlled-access highway must yield the right-of-way to a vehicle:
The driver traveling on the frontage road of a controlled-access highway must yield the right-of-way to a vehicle entering or about to enter the frontage road from the highway. They must also yield the right-of-way to a vehicle leaving or about to leave the frontage road to enter the highway.
This questions appears in the following tests:
