What effect did New Deal programs have on the economy during the Great Depression?
A) They restored American confidence in the government.
B)They backfired and caused more banks to close down. C)They reduced the unemployment rate during the Roaring Twenties.

They backfired and caused more banks to close down is the effect that New Deal programs have on the economy during the Great Depression.

Explanation:

explanation:

there are two statements that are incorrect.

1. the marshall plan was a lend lease program. it was an economic plan that europe redevelop itself after wwii.

2. einstein didn't really do anything to further the allied cause in building the bomb. he merely sent a letter to fdr telling him (in 1939) that if the united states entered the war, perhaps it would be wise to build the bomb before germany did. i would say this answer is incorrect, but when america entered the war 2 years later, fdr thought it might be a good idea to take einstein's advice.

the 4th choice is definitely so wrong that is likely the single answer of this question

mesopotamian code of hammurabi

and i think its 1860 b.c. you mean lol