When used well the Sahel on the edge of the Sahara Desert can be
used effectively for
A. farming
B. grazing land
C. mining
D. industry

Select the correct answer. in what type of immunity will the defenses be triggered and react in the same manner, regardless of the organism invading? a. adaptive b. innate c. primary d. mechanical barrier

Which consideration must be addressed when deciding for whom to produce? who can be most creative with the product? who has the largest resource pool? who has the greatest need? who can bring in the greatest profit?

Match the artists with his technique or to his work. 1 . michelangelo the illusion of depth 2 . giotto perspective and chiaroscuro 3 . raphael "the last supper" 4 . velazquez "sistine madonna" 5 . holbein "david" 6 . masaccio portrait of henry viii 7 . van eyck flemish painter 8 . da vinci spanish painter