The answer is: B. Unable to repay their loans
The low prices in the 1920s is caused by the Great depression.
During this time, the our currency was experiencing massive devaluation, which lead to the general reduction of average product price in the market. For farmers who obtain their debt before the depression, their total debts become a larger burden, which make them less likely to be able to repay it.
The executive branch has the president. The other two branches are the legislative (which has the Congress) and the judicial (which has the courts).
In regards to this question, there are no options given. I hope you are looking for whether the statement in the question is true or false. It would be totally false to say that in recent years, the controversy surrounding environmental issues has decreased. The controversy has increased not only in third world countries, but also in developed countries as well.
They preferred the confederation system in which all states were represented equally.