The dred scott decision determined that Missouri compromise was

The Dred Scott decision was the Supreme Court ’s ruling on March 6, 1857, that having lived in a free state and territory did not entitle a slave, Dred Scott, to his freedom. In essence, the decision argued that as a slave Scott was not a citizen and could not sue in a federal court.

Explanation:

d is the correct answer.

b is incorrect because it makes food by itself

c is incorrect because us humans don't know how to produce their own food using the sun like plants.

a is incorrect because consumers can depend on carnivores for eating food for consumers to eat the dead organism. same thing with omnivores.

the most likely outcome of fewer loon territories is that hawks would increase in proportion because the benefit of victory would be greater. hawks and loons are natural rivals of resources and victories in the game, since the lakes drying up affected the loons, the hawks would be benefited from the drought.