Hi guys please help if you can

Which would make the best heading for this list of notes about the migration of african-americans during the reconstruction era?

What is the evidence that depression can be linked to genetic as well as environmental factors? a. all individuals in similar stressful environments do not experience depression. b. all individuals with the gene variation tied to depression do not experience depression. c. individuals with a combination of environmental stress and gene variation are more likely to experience depression d. all of the above select the best answer from the choices provided оа 0 0 0

Pl ! the term laissez-faire refers to the government’s approach, in the 1890s, to foreign policy affecting trade. economic policy affecting business. educational policy affecting schools. domestic policy affecting social reform.