Answer:
D: voting in a Presidential election.
Explanation:
Registering with the selective service is an obligation, and while volunteering at a community food bank and being involved in issues on college campus is great, voting in a presidential election is a responsibility of citizens in a democracy, as by participating in a democracy you strengthen it. Democracies are systems of governments where the officials are elected by the people.
Answer:
The Brazoria National Wildlife Refuge is a 44,414-acre (179.74 km2) wildlife conservation area along the coast of Texas (USA), east of the towns of Angleton and Lake Jackson, Texas. It borders Christmas Bay and the Intracoastal Waterway, separated from the Gulf of Mexico by Follet's Island.
Equity-efficiency tradeoff results when maximizing the productive efficiency of a market leads to a reduction in its equity—as in how equitably its wealth is distributed.