Consciousness is to unconsciousness as is to . 2 points a. selective attention; the cocktail party effect b. sequential processing; paralel processing c. the hollow face illusion; the pop out phenomenon d. choice blindness; change blindness

Which factor contributed to the rise of african empires such as ghana and mali ? a. their creation and involvement in trade networks b. they focused only on agricultural production. c. they didn’t engage in warfare with other nations d. their geographic location protected them from attacks.