Why did u-boats keep attacking us ships ? Can someone help me with this ASAP please I’m being timed

Five nations with a multiparty system of government.conduct a brief search of secondary source to find a answer

Analyze the maps from the previous section, then identify and discuss which two maps show the biggest move from colonialism to independence.

Historians believe that animals drawn in cave paintings during the paleolithic era could have represented each of the following except a a. successful hunt b. domesticated pet c. god that was worshipped d. way to obtain an animal's spirit select the best answer from the choices provided