Which of the following led to dust storms during the 1930s?
the practice of crop rotation
ranching and heavy rains
farmers’ financial problems
both farming and drought

Which of the following statements about this graph is accurate? world grain production has increased in every year since 1950. the amount of grain grown between 1950 and 1980 decreased. world grain production has generally increased between 1950 and 2010. more grain was grown in 1950 than in any other year.

Which russian tsar transformed thr royal residence in st. petersburg, the hermitage, into a center of culture, painting, and the performing arts

Which of the choices below best describes columbus initial interaction with taino people