Which of these provides the best evidence that Earth's crust is divided into tectonic plates? A. the distribution of earthquakes on Earth's surface
B. the distribution of water on Earth's surface
C. the distribution of rock types on Earth's surface
D. the distribution of biomes on Earth's surface

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