You are required to stop at a railroad grade crossing when ___
A. the crossing is located in a city or town with frequent train traffic
B. when there are no warning signals at the crossing
C. the cargo being carried makes a stop mandatory under state or federal regulations
D. when a flagman tells you that it's safe to proceed
Answer: C the cargo being carried makes a stop mandatory under state or federal regulations
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.