Answer:
Crossing rivers were probably the most dangerous thing pioneers did. Swollen rivers could tip over and drown both people and oxen. Such accidents could cause the loss of life and most or all of valuable supplies. Animals could panic when wading through deep, swift water, causing wagons to overturn.
Explanation:
The correct answer is number 2) the North manufactured goods to sell mainly to the Southern states, but the South preferred imports.
The tariffs controversy exposed sectional differences between the North and the South in that the North manufactured goods to sell mainly to the Southern states, but the South preferred imports.
The Congress of the United States passed the Tariff 0f 1828 on May 19, in order to protect the production of goods in the country, specifically in the states of the North. But Southern states immediately opposed to the act, heading by South Carolina, that considered the decision as to the "Tariff of Abominations," because the act set a 38% tax of most imported good. This represented a negative impact on the economy of the Southern states.
I believe the answer is A, Pollution of the environment, hope this helps :)
