The union had an agricultural advantage over the confederacy during the civil war because farms in the north

Produced more food crops.

Explanation:

During the Civil War, the differences in economy and production between the North and the South played a big role in the outcome of the war. For example, the farms in the Union had an agricultural advantage over the Confederacy. This is because farms in the South were mostly dedicated to the production of crops such as cotton and tobacco. On the other hand, the Union produced more food crops, which could feed the population and a larger army.

d

explanation:

i think that this is the best answer, but im sorry if this is wrong