Which of the following gave President Lyndon B. Johnson the support of Congress to use "all necessary measures" in Vietnam & resulted in Johnson sending ground troops into Vietnam?

d.he wanted to send diplomats to communist countries.

these civilizations were located around fertile rivers, where they could produce an abundance of crops

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.

im pretty sue the answer is b code of hammurabi