Allied control of Italy was important because it meant that
A. Germany lost one of its main allies.

B. All German aircraft factories were destroyed.

C. Germany was cut off from oil supplies.

D. All of these choices are correct.

Which of these would be most useful in studying the effect of germs exchanged between the new and old worlds? a. a graph showing the number of europeans between 1492 and 1600. b. a graph showing the number of native americans between 1492 and 1600. c. a primary source description of the symptoms of an unknown disease affecting native americans in 1492. o d. a primary source description of the symptoms of an unknown disease affecting europeans in 1492.