In an experiment: A. one variable is changed to examine its effect.
B. both variable are changed.
C. everything is the same for both the control and the experimental group.
D. there are at least six variable

Which is the best conclusion that can be drawn regarding the status of african-americans in the south in the late 1800s? a) african-americans made tremendous political, social, and economic advancements during the reconstruction era. b) passage of the 13th, 14th, and 15th amendments to the u.s. constitution guaranteed equal status and rights for all african-americans. c) the reconstruction policies enacted by the federal government were highly effective in african-american citizens transition to life after slavery. d) although african-americans had equal rights under federal law they were still economically, politically, and socially inferior to whites in the south during the reconstruction era.

Neighborhood and community characteristics: the social ecology approach emphasizes the view that certain social and physical characteristics of neighborhoods and communities influence the likelihood of committing deviance and crime.imagine that you are in a position as a community leader. there are several neighborhoods in your community with: high poverty rates low quality housing single parent households which issue would you address first, and what strategies would you propose to address this issue?

How did alexander the great affect the israelites