According to the theory of plate tectonics, which forces cause the movement of plates in the earth's crust? a. convection and the moon’s gravitational pull b. earthquakes and volcanic eruptions c. convection and gravity d. magnetism and energy from solar radiation

What types of jobs typically are found in ghetto, inner-city neighborhoods? a. low-wage positions, typically in retail outlets, that require little education b. professional positions with banks, doctors' offices, and other similar businesses c. hourly factory and manufacturing positions d. positions that require advanced education, such as those in financial or technology firms select the best answer from the choices provided.