Apakah maksud nilai murni

The __ spread troughout southern africa below the equator during the classical era. a. assyrian empire b. bantu peoples c. axum civilization d. nubian civilization

Profits are maximized when marginal revenue and marginal costs are a. set c. equal b. less than market price d. greater than market price

Both the nervous and endocrine systems send electrical and chemical signals for internal communication. select the best answer from the choices provided t f