Cardinal comics produces graphic historical novels and retails them through local shops and electronic outlets throughout the united states. the publisher also sells directly to public school districts and other educational institutions. the publisher maintains an in-house staff of editors and illustrators but contracts out writing, printing, and distribution. their printer uses domestically recycled paper but imports ink and much of its printing equipment from overseas. which part of this scenario would most directly relate to segment a in the circular flow diagram above?

retails them through local shops and electronic outlets
sells directly to public school districts and other educational institutions
maintains an in-house staff of editors and illustrators
uses domestically recycled paper