Read the sentences.. wind can create alterations in the surface layers of rock. wind is one cause of erosion.. which of these sentences combines the sentences using an appositive? . . a. wind can create alterations in the surface layers of rock, and wind is one cause of erosion. b. wind, being a cause of erosion, causes alterations in the surface layers of rock. c. one cause of erosion, wind, can create alterations in the surface layers of rock. d. wind is a cause of erosion and a reason for alteration in the surface layers of rock .