Which of the Following Statements Regarding Wildlife Refuges Is True

Which of the following statements regarding wildlife refuges is true?

A) While they may face other obstacles,wildlife refuges rarely have notable pollution problems.
B) Hunting is not allowed in wildlife refuges.
C) The Bureau of Land Management has made it a priority to expand designated wilderness areas on their lands.
D) Wildlife refuges are managed by the United States Fish and Wildlife Service.
E) The size and number of refuges are increasing globally.