What type of source is this ?

Is the weather changing? consider the data of severe weather that includes tornadoes occurring throughout the u. s. over the last four years. compare the severe weather for the last three years. then compare the first three months of 2017 with that data. based on previous years, what might the prediction be for weather during 2017?

Which event occurred in 1943 and to make the allied victory possible choose all answers that are correct

Oraccording to document 5,do you think napoleon is a democratic reformer imperial dictator? explain.