Early explorers used astrolabes to determine location according to a. the location of the sun b. the positions of the stars c. the direction of the wind’s movement d. the distance from the horizon

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