Select the correct active form of the given sentence.Pruning of trees in my colony has been started by the horticulture department.

• A. The horticulture department has started pruning of trees in my colony.
• B. The horticulture department has been starting pruning of trees in my colony.
• C. The horticulture department will start pruning of trees in my colony.
• D. Pruning of trees in my colony has started the horticulture department.