Answer:
The Velvet Revolution (Czech: sametová revoluce) or Gentle Revolution (Slovak: nežná revolúcia) was a non-violent transition of power in what was then Czechoslovakia, occurring from 17 November to 29 December 1989. ... On 27 November, a two-hour general strike involving all citizens of Czechoslovakia was held.
1. c
2. d
3. c?
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Since you provide no options, one thing that proved to be a major hardship for settlement in the new england Colonies was : food
Back then, the settlers were in the condition where they do not have sufficient foods and they have to suffer through hunger
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To contain communism, thinking was Vietnam went comunist it would spread more globally.