Final answer:
The statement that vehicles entering or crossing a roadway from a private driveway must yield to all oncoming vehicles is TRUE. This rule is essential for the safety and smooth flow of traffic on roadways.
Step-by-step explanation:
The question pertains to the rules of the road regarding vehicles entering or crossing a roadway from a private driveway. According to traffic regulations, these vehicles must indeed yield to all oncoming vehicles. This rule ensures that the flow of traffic on the main road is not disrupted and that safety is maintained for all road users. Thus, the answer to the statement, 'Vehicles entering or crossing a roadway from a private driveway must yield to all oncoming vehicles' is TRUE. When driving a vehicle, it is crucial to be aware of such rules to ensure the safety of all road users, including pedestrians and animals that may cross the road.