Under what condition can a driver legally make a right turn on a red light?

Answer: B — After coming to a complete stop

A driver is legally permitted to make a right turn on a red light after coming to a complete stop at the intersection. This rule is in place to ensure that the driver has the opportunity to assess the traffic situation adequately before proceeding. By coming to a complete stop, the driver can check for any oncoming vehicles, pedestrians, and other obstacles that might pose a safety risk prior to making the turn. This requirement emphasizes the importance of safety and awareness at intersections. Even if a driver sees that there is no immediate traffic, failing to make a complete stop can lead to accidents or miss crucial details of the traffic environment. Therefore, the act of stopping allows drivers to evaluate the situation comprehensively, ensuring they are making a safe and informed decision before executing the turn.