At a railroad crossing you should look for a train approaching the crossing true or false

TRUE

Explanation:

Just as care must be taken when crossing a street to avoid acci- dents, it is extremely important to observe both sides of the rail on a railway before crossing it. Unfortunately, accidents happen because people do not take the necessary precautionary measures. The accident with a train is very serious and involves very little chance of survival. Therefore, traffic regulations must be obeyed and the utmost care must be taken when crossing a railway.

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explanation:

answer; /// i believe that the correct answer is ; /// renaissance,printing press, age of exploration and protestant reformation;