When historians ask questions about variations across different groups of people with common transitions, they gather information from___

The chart shows data on the construction of dreadnoughts, or armed battleships, by 1914. (look at chart provided) a logical conclusion that can be drawn from this chart is that britain and germany were a.)engaged in an arms race. b.)looking for ways to cooperate. c.)hoping not to fight on land. d.)the strongest nations on the earth.

Ahistorian who compares the expansion of political systems to the expansion of economic systems is organizing history by

Explain how the woman's auxiliary contributed to the war effort.