What is the central idea of the passage? A)Codebreaking was essential to the outcome of the Second World War.
B)English and German codebreakers were both clever and inventive.
C)Informers, interceptors, decoders, and reporters all had important roles.
D)Today's computers use codes that must be transmitted and received.

In the early 1900s, the national association for the advancement of colored people strongly urged the federal government to a) punish lynch mobs. b) overturn jim crow laws. c) limit integration. d) limit activist organizations.

What does the timeline above show about the consequences of the persian wars? a. each city-state of greece had equal influence after the wars. b. athens and sparta continued attacking persia after the wars had ended. c. persia continued to dominate greece for years after the wars. d. the alliance between athens and sparta ended shortly after the wars.

Which of the following european countries settled the first colonies in america