Which of the following was not an important invention created at the turn of the 20th century?

"the locomotive" is the answer

-apex

the locomotive (APEX Class ;)

"a shortage of traditional labor created new opportunities in the workplace. a major cause of the internment of japanese americans during world war ii was. racial prejudice. in the early 1940's, the "destroyers-for-military-bases deal" with great britain and the lend-lease act were evidence that the united states."

there was a king, priests, and peasants.