Which of the Following Statements Is NOT True About How

Which of the following statements is NOT true about how reconciliation ecology was used to assist populations of bluebirds? 

A)  Nest boxes were provided to compensate for the lack of dead and dying trees that had formerly been abundant. 
B)  The entrances of the nest boxes had to be small enough to exclude starlings and the nest box cavities had to be deep enough to discourage house sparrows. 
C)  The public was invited to provide habitat for the bluebirds, and to provide protecting by keeping cats away from bluebird nests. 
D)  Large areas of wetlands were restored since bluebirds require this type of habitat for food and shelter.