Answer:
thick,white fur
Explanation:
Their white fur helps them blend in with the snow and ice. A polar bear has a layer of fat under its skin which helps it stay warm. It also has a thick layer of fur
1) History doesn’t belong
2) Longitude is the position east or west of the prime meridian. Latitude is the position north or south of the equator
3) California, United States
4) Showing the Earth on a flat surface brings some distortion which makes things look the wrong size or in the wrong place.
5) countries and state boundaries
One is B, two is C, and I'm not sure but I think three is A or C.
In urban areas, there are more people, therefore not a lot of farmland. (that eliminates C) If city buildings don't allow flood waters to recede, that could be dangerous in many ways. (So A is still a reasonable answer) If most cities are built in flood zones, there should be some form of shelter if houses aren't safe. Pollutants and diseases being carried in water are already dangerous, but easier to spread with rapid flood waters that are sweeping everywhere. So your best answer would be either A or B.