Can someone answer these questions please

Of the following choices, which ones are characteristics of west african society? select all that apply. a. arabic was the main language used when trading with other societies. b. christianity was the only religion practiced in villages. c. slaves had no rights and were only given specific farming tasks. d. skilled workers were a higher level in the caste system than traders. e. religious rituals encouraged the honoring of ancestors.

Brainliest to who answers! what will always cause a supply curve to shift to the left?

Recently, there has been pressure to loosen clean air standards. use economic arguments to support or oppose this proposed action.