Where are four places a speaker can find content to create supporting material?

if this is referring to star wars, han shot first.

one of the central themes of edward abbey's work has been his staunch opposition to the glen canyon dam on the colorado river that created lake powell, destroying stunning scenery and wildlife habitat, endangering many rare species of fish and animals, and also irreparably destroying many important archaeological sites which provided information about the early inhabitants of the united states.

guarenteed the right to self organization

d.) gold is the correct answer