Question

which of the following are classified as moderately-restricted? national monuments national wildlife refuges national historic sites national mall

Explanation:

To determine which are moderately - restricted, we refer to the management and access classification of these sites. National Wildlife Refuges are typically classified as moderately - restricted as they balance conservation with some level of public access and use, while National Monuments, National Historic Sites, and the National Mall have different (often less or more restrictive in different aspects) access and management regimes.

Answer:

National Wildlife Refuges