Answer:It demoralized people who made sacrifices on the home front.
Explanation:
A. Because this was part of thy classical era.
There were two benefits they wanted, better working conditions and higher wages. The strikes were a good thing because the government didn't want to help them get it. When the railroads were closed and the postal services were obstructed, the government had to intervene and help the workers because the country would not be able to work. The strikes benefited because eventually they did get it. If there hadn't been strikes, they would've probably been ignored for even longer by both the company owners and the government.
The motivation for european exploration in the 15th and 16th centuries was definitely A and D. It is also true that Ottoman empire did take control of the Silk road in 1453. that leaves the B as your answer for a non-motivator for european exploration. It makes sense really. Greek and Roman are both found in Europe!