Please help! Science fill in the blanks- will mark brainliest- it’s really short :) Thanks so much if you help!!
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The causes of the failure of the league of nations

Which of the following statements best describes what is occurring in the land surrounding the sahara desert? a desertification is increasing, and the desert is expanding. b. fewer people are trying to farm in this semiarid region. c. the desert is shrinking with the increased use of irrigation. d. increased urbanization has resulted in decreased deforestation. select the best answer from the choices provided mark this and return save and exit next submit

Sink holes may eventually for to join a. wide valleys b. zone of aeration c. dripstones d. aquifer