Much of an ocean beach is covered in sand dunes and grasses. The homeowners along the beach propose to flatten out the dunes and remove the grasses, which would allow more visitors to use the beach for swimming and sunbathing. If the homeowners' plan is enacted, which is the most likely consequence? A. purer, less salty groundwater for the beach community B. more sea turtles laying eggs on the beach C. an increase in erosion of beach sand D. an increase in the depth of beach sand