Question

If red lights are flashing at a railroad crossing and a train is approaching, the vehicle must ___ until the train passes by and the lights stop flashing.

Answer 1

When red lights are flashing at a railroad crossing and a train is approaching, the vehicle must stop moving and become stationary until the train passes by and the lights stop flashing.

Step-by-step explanation:

If red lights are flashing at a railroad crossing and a train is approaching, the vehicle must stop moving and become stationary until the train passes by and the lights stop flashing.