He failed in his attempt to develop a more moral and less imperialistic policy in Latin American because he disregarded his ambassador by sending him home for being too aggressive. He also made decisions and took actions without the consent of the US Government. He ordered the Mexican port of Veracruz to be seized.
True. Steamboats were much more efficient
The answer is B. The Dust Bowl, otherwise called the Dirty Thirties, was a time of serious tidy tempests that enormously harmed the nature and horticulture of the American and Canadian prairies amid the 1930s; extreme dry spell and an inability to apply dryland cultivating strategies to avoid wind disintegration.