The global wind belts and their directions in order from the Equator to the North Pole are: Trade winds, east to west; Westerlies, west to east; Polar Easterlies, east to west Trade winds, west to east; Westerlies, east to west; Polar Easterlies, west to east Westerlies, west to east; Trade winds, east to west; Polar Easterlies, west to east Westerlies, east to west; Trade winds, west to east; Polar Easterlies, east to west​

The reason why i feel that the theory of plate tectonics is correct because scientists have found dinosaur bones of the same species in africa, asia, and in the americas. which means that they must have been together at one point in time. plate tectonics is also how the hawaiian islands were formed. as the plate hawaii is on was moving north west, magma would melt through the sea bottom and hardening. forming into the island chain. plate tectonics also explains the mariana trench. two plates were moving away from each other and made a giant crack in the ocean floor running 2,550 kilometers (1,500 miles)  long.

It should be a because the dilation changes the sides but not angles because in all shapes you have a certain degree number to add up to like for example a triangle is always 180 degrees