The answer is D. It happened because of ethnic tensions that led to Genocide against the Tutsi which was organized by the members of the Hutu majority government. It killed approximately 500,000 to 1,000, 000 Rwandans between April and mid July of year 1994.
It travels from the Gulf of Mexico and brings warm water to the Atlantic Ocean up the east coast of the us
New South Wales. Hope this helps!! ❤️