The town of Greenville witnessed a decline in butterfly population after rangers planted a new varieties of flowers in its public parks. Bee and songbird populations also experienced a drop. The town parks manager, however, maintains that the decline in wildlife has nothing to do with the new flower varieties.
Which of the following, if true, most strongly supports the parks manager’s position?
【选项】
Other nearby towns planted the same varieties of flowers in their gardens without similar decreases in wildlife population.
选项是否正确？