Use the passage to answer the question.
There had been overgrazing before the coming of the settlers and the invasion of
barbed wire, but the death knell of the Plains was sounded and the birth of the Great
American Desert was inaugurated with the introduction and rapid improvement of power
farming. Tractors and combines made the Great Plains regions a new wheat empire, but
in doing so they disturbed nature's balance, and nature is taking its revenge.
Source: Lawrence Svobida, Farming the Dust Bowl: A First-Hand Account from
Kansas, first published in 1940.
According to the passage above, what caused the Dust Bowl conditions of the 1930s?
O Modern farming equipment allowed for overproduction which negatively impacted the environment.
O Mismanagement of water resources led to the division of the Great Plains for increased cattle ranching.
O Modern farming equipment prevented the destruction of the landscape by introducing new watering technique
O Mismanagement of financial resources led to the migration of farmers out of the Great Plains.