Question

after world war i, many people in the united states wanted to avoid war because they
were tired of losing american lives in europe.
were tired of losing american investments in europe.
did not want to interrupt significant economic growth.
did not feel that european countries posed a threat.

Explanation:

After World War I, the American public's desire to avoid war was largely due to the heavy casualties (loss of American lives) they experienced in the European conflict. The other options: losing investments was not the primary reason for anti - war sentiment, economic growth interruption was not the main driver, and the perception of European threat was not the key factor behind the desire to avoid war compared to the loss of lives.

Answer:

A. were tired of losing American lives in Europe.