New statistics from the United States National Park Service reveal

New statistics from the United States National Park Service reveal that for every tax dollar invested in visitors' centers and services, trail maintenance, and wildlife preservation, it returns at least ten dollars to the country's economy that would not otherwise be spent in the parks' neighboring communities.

A. that for every tax dollar invested into visitors' centers and services, trail maintenance, and wildlife preservation, it returns at least ten dollars to the country's economy that would not otherwise be spent

B. that for every tax dollar invested into visitors' centers and services, trail maintenance, and wildlife preservation, at least ten dollars are returned to the country's economy that would not otherwise be spent

C. that for every tax dollar invested into visitors' centers and services, trail maintenance, and wildlife preservation returns at least ten dollars to the country's economy because of spending

D. for every tax dollar invested into visitors' centers and services, trail maintenance, and wildlife preservation, that it returns at least ten dollars to the country's economy because of spending

E. for every tax dollar invested into visitors' centers and services, trail maintenance, and wildlife preservation, that at least ten dollars are returned to the country's economy that would not otherwise have been spent