"(3) Characteristics of Civilizations" would be the best heading that completes the partial outline <span>below, although it could be applied to different things as well. </span>
From first to last: First Barbary war, embargo act, non intercourse act, battle of Tippecanoe, declaration of war 1812, USS Chesapeake incident, battle of put-in-bay, battle of lake champlain, treaty of ghent, battle of new orleans.
Answer:
D) Each solar system contains billions of galaxies
Think, there are no other galaxies from the sun to Pluto (not a planet but still in our solar system) and the answer said EACH solar system and, a Galaxy contains solar systems not the other way around.