Which of the following best describes the action that is creating the rift valley in africa?

(a) the african plate is colliding with the aribian plate

(b) the afriacn plate is spreading apart to form two seperate plates

(c) the eurasian plate is converging with the afriacn plate

(d) the eurasian and aribian plates are diverging

If we review the changes in the landscape surrounding the great salt lake in utah we can see a change in topography. look at the area to the south of the lake. what change has occurred during the last twenty-nine years? a) erosion of the hills b) an increase in marshland c) flooding of the area and the development of wetlands d) deposition of sediments and an increase in elevation