How does labor specialization benefit a society?

Please help.

Asap 50 choose one civil war topic! write a report of at least 400 words -a major civil war battle -civil war munitions and uniforms -the emancipation proclamation -the gettysburg adress make sure to correctly cite your research source or sources in your writing!

Which of these were effects of mass production techniques used during 1920s

What motivated marcus garvey to form his philosophy