The hiding place what was the only last name in the underground?

Which of these were effects of mass production techniques used during 1920s

Enter the word you receive when you completed the river valley civilizations activity

Which course of action did president carter propose in order to solve this problem for the next generation? a. contract with foreign nations to build wind turbines b. reduce federal spending on solar cell energy research c. drill fewer offshore wells to conserve marine life d. develop alternative energy sources