The answer is unsure to me because i don't see the examples above, but I'd go with d.
The Revolution of 1905 began in St. Petersburg in Jan 22
Answer:
Galveston built a massive seawall to turn back storm-generated waves.
Explanation:
Answer:American and Canadian railroads
Explanation:
At exactly noon on this day, American and Canadian railroads begin using four continental time zones to end the confusion of dealing with thousands of local times. The bold move was emblematic of the power shared by the railroad companies.
It was "a. South Carolina" that defeated the cooperationist argument that the South should act as a unit, since it was South Carolina that was the first to officially secede from the Union.