This is my English homework I need to find techniques and then once I find techniques I need to explain the effect I need about 3 techniques and 3 effects

Is there a picture?

Explanation:

well, number 1, the 1920s was not economically prosperous until the start of the lend-lease act, which employed large amounts of people in producing equipment for the allies.

b. world war ii is your answer, because wwi had already ended at 1918, and the cold war was after 1945.

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i dont know doing this for points