A. building a system of aqueducts
The correct answers are 1, 3, 4, and 5. Yellowstone National Park, as its name implies, is managed by the federal government; air traffic controllers are federal employees as well. 1, 3, 4 and 5, on the other hand, are the responsability of state and city governments.
D the treaty mandated punitive war reparations from Germany
The correct answer for this question is "a. the spanish promised to allow their mesoamerica allies to become spanish citizens." The reason why some mesoamerica societies have allied with the spanish conquistadores against the aztecs because the spanish promised to allow their mesoamericaallies to become spanish citizens.