8. Ang sistema ng pakikipagkalakalan na ginamit ng ating mga ninuno na kung saan ang mga produkto ay ipinapalit sa ibang produkto na dala ng
ibang lahi.
A. Kaingin
B. Barter
C. Pagmimina
D. Pangangayaw
answer me please
correct answers only

Pls me! the black codes were various state laws in the south concerning african-americans which of the following statements about the black codes is not accurate. a. the black codes protected the civil rights of african-americans. b. african americans who cannot afford to pay a fine could be jailed and then be hired out to anyway person who could pay the fine. c. some southern states passed laws that prohibited is african-americans from voting or serving on jury‘s. d. the black codes were designed to force african-americans into a condition of near slavery.

What were some economic, social, and political effects that the industrial revolution had on great britain? describe at least one economic, social, and political effect.

Agroup that was led by martin luther king jr. and trained volunteers in nonviolent resistance was