Final answer:
The question is asking whether all vehicles coming to a railroad crossing with flashing signals. The answer is False.
Step-by-step explanation:
The question is asking whether all vehicles coming to a railroad crossing where the crossing signals are flashing.
This question pertains to road safety and traffic rules, which falls under the subject of Social Studies.
In social studies, students learn about transportation systems, traffic laws, and the importance of following signals and signs.
The answer to the question would be False, as not all vehicles come to a complete stop at railroad crossings with flashing signals.
Some vehicles may ignore the signals and continue through the crossing.