The nuclear factor changed it but i think it aslo fought
i beileive the correct answer is B
D. They had no immunity to diseases brought by European explorers and settlers :D
I would say (b).
I would say this because both canals aloud for a shorter shipping route between major oceans. A perfect example of this would be the atantic and pacific instead of going around south america they could cut through the middle
Russia mobilizes its forces on Germany's eastern borders....