The "Trail of Tears" is a historical term that refers to:

The term "Trail of Tears" refers to the difficult journeys that the Five Tribes took during their forced removal from the southeast during the 1830s and 1840s. The Cherokee, Creek, Choctaw, Chickasaw, and Seminole were all marched out of their ancestral lands to Indian Territory, or present Oklahoma.

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