In which of the following situations is biodiversity likely to increase over time?
a. a farmer clears a forest area and stays there to cultivate crops
b. a mudslide clears all plants and animals from an area and nothing is done to repair the damage
c. a contractor clears a grassland area and builds a small community of homes and businesses.
d. a forestry company clears a coniferous forest and replaces all trees with white pine seedlings.