What contribution did Jonas Salk make to science in the 1950s?

A.

He invented DDT, the "miracle" pesticide.

B.

He designed the first US satellite.

C.

He developed smaller computers.

D.

He created a vaccine against polio.

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How did President Reagan's belief in "peace through strength" impact the final years of the Cold War? O A. It prolonged the end of the Cold War by as many years as Reagan was in office. O B.

The supreme courts bush v. Gore ruling Was important because it:

Mark three ways the attitudes of the United States changed after World War I from what they were before the war.

The legislative branch A. was created out of the "Great Compromise" B. includes the House of Representative C. includes the Senate D. all of the above

What's the main difference between the three Abrahamic religions?

What were the two leading industries in New England

What was Not a reason the Third Estate revolted against the monarchy and aristocracy of France? Question options: they had to pay high taxes they had little or no voice in the government they were suffering from starvation and poverty the King would

Shortly after the september 11 attacks on the world trade center and the pentagon, there were a number of attacks on arab americans (and people who were mistakenly identified as arab americans), because their identity had become stigmatized.

How did industrialization in Great Britain differ from industrialization in Russia? A. Great Britain's industrialization was driven by individual citizens while Russia's was guided by the government. B.