To my knowledge, the correct answer among all of the given choices is C.) Steam. If I'm not mistaken, this was the time that more trains came into use.
I hope this is the answer you were looking for and that it helps!! :)
A. Piedmont but I’m not sure so wait for someone else to answer
Germany could no longer send or receive items from other countries through water helping the Allies with defeating the Axis.
Answer:
Senator Henry Clay's Speech to the Senate on the Compromise Report, May 21, 1850.
Explanation:
I'm pretty sure the answer is D. poor working conditions, because people back then were very serious when it came to working, since they needed the money badly. All of the other answer choices are factors that led to the Great Depression.