I think it’s Central bank
Answer:
A grassroots movement is one which uses the people in a given district, region, or community as the basis for a political or economic movement.[1] Grassroots movements and organizations use collective action from the local level to affect change at the local, regional, national, or international level. Grassroots movements are associated with bottom-up, rather than top-down decision making, and are sometimes considered more natural or spontaneous than more traditional power structures.
Explanation:
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Answer: The reason for shooting fireworks is because it’s Guy Fawkes Night or Bonfire Night.
Explanation: It is held annually on Nov. 5 and it marks the anniversary of the discovery of a plot organized by Catholic conspirators to blow up the Houses of Parliament in London in 1605.
The right answer is the third one: the bubonic plague originated in the Gobi Desert, part of the then Mongol Empire, around 1320. It then propagated to China and subsequently to India, Europe and Russia. The disease spread via trade routes mainly as a result of a poor hygiene. It never reached the American continent or Sub-Saharan Africa.